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Finding the Fourth Proportional to 85,229.01, 127,843.47 and 22,899.51

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Solution

The fourth proportional to 85,229.01, 127,843.47 and 22,899.51 is: 34,349.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,229.01 : 127,843.47 = 22,899.51 : x
  2. Step 2: Convert to fraction form
    85,229.01/127,843.47 = 22,899.51/x
  3. Step 3: Cross multiply
    85,229.01x = 127,843.47 × 22,899.51
  4. Step 4: Simplify right side
    85,229.01x = 2,927,552,819.70
  5. Step 5: Solve for x
    x = 2,927,552,819.70/85,229.01
  6. Step 6: Final answer
    x = 34,349.25

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.