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Finding the Fourth Proportional to 92,666.53, 138,947.13 and 36,476.18

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Solution

The fourth proportional to 92,666.53, 138,947.13 and 36,476.18 is: 54,693.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,666.53 : 138,947.13 = 36,476.18 : x
  2. Step 2: Convert to fraction form
    92,666.53/138,947.13 = 36,476.18/x
  3. Step 3: Cross multiply
    92,666.53x = 138,947.13 × 36,476.18
  4. Step 4: Simplify right side
    92,666.53x = 5,068,260,524.36
  5. Step 5: Solve for x
    x = 5,068,260,524.36/92,666.53
  6. Step 6: Final answer
    x = 54,693.54

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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.