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Finding the Fourth Proportional to 92,635.54, 127,881.13 and 62,061.28

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Solution

The fourth proportional to 92,635.54, 127,881.13 and 62,061.28 is: 85,674.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,635.54 : 127,881.13 = 62,061.28 : x
  2. Step 2: Convert to fraction form
    92,635.54/127,881.13 = 62,061.28/x
  3. Step 3: Cross multiply
    92,635.54x = 127,881.13 × 62,061.28
  4. Step 4: Simplify right side
    92,635.54x = 7,936,466,305.34
  5. Step 5: Solve for x
    x = 7,936,466,305.34/92,635.54
  6. Step 6: Final answer
    x = 85,674.10

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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.