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Finding the Fourth Proportional to 85,044.60, 127,566.90 and 29,627.64

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Solution

The fourth proportional to 85,044.60, 127,566.90 and 29,627.64 is: 44,441.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,044.60 : 127,566.90 = 29,627.64 : x
  2. Step 2: Convert to fraction form
    85,044.60/127,566.90 = 29,627.64/x
  3. Step 3: Cross multiply
    85,044.60x = 127,566.90 × 29,627.64
  4. Step 4: Simplify right side
    85,044.60x = 3,779,506,189.12
  5. Step 5: Solve for x
    x = 3,779,506,189.12/85,044.60
  6. Step 6: Final answer
    x = 44,441.46

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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.