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Finding the Fourth Proportional to 92,732.73, 127,934.94 and 60,505.26

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Solution

The fourth proportional to 92,732.73, 127,934.94 and 60,505.26 is: 83,473.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,732.73 : 127,934.94 = 60,505.26 : x
  2. Step 2: Convert to fraction form
    92,732.73/127,934.94 = 60,505.26/x
  3. Step 3: Cross multiply
    92,732.73x = 127,934.94 × 60,505.26
  4. Step 4: Simplify right side
    92,732.73x = 7,740,736,807.78
  5. Step 5: Solve for x
    x = 7,740,736,807.78/92,732.73
  6. Step 6: Final answer
    x = 83,473.62

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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.