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Finding the Fourth Proportional to 92,151.01, 127,172.49 and 51,867.38

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Solution

The fourth proportional to 92,151.01, 127,172.49 and 51,867.38 is: 71,579.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,151.01 : 127,172.49 = 51,867.38 : x
  2. Step 2: Convert to fraction form
    92,151.01/127,172.49 = 51,867.38/x
  3. Step 3: Cross multiply
    92,151.01x = 127,172.49 × 51,867.38
  4. Step 4: Simplify right side
    92,151.01x = 6,596,103,605.04
  5. Step 5: Solve for x
    x = 6,596,103,605.04/92,151.01
  6. Step 6: Final answer
    x = 71,579.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.