Home / 53,951.18-74,484.52-47,966.29

Finding the Fourth Proportional to 53,951.18, 74,484.52 and 47,966.29

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Solution

The fourth proportional to 53,951.18, 74,484.52 and 47,966.29 is: 66,221.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,951.18 : 74,484.52 = 47,966.29 : x
  2. Step 2: Convert to fraction form
    53,951.18/74,484.52 = 47,966.29/x
  3. Step 3: Cross multiply
    53,951.18x = 74,484.52 × 47,966.29
  4. Step 4: Simplify right side
    53,951.18x = 3,572,745,780.70
  5. Step 5: Solve for x
    x = 3,572,745,780.70/53,951.18
  6. Step 6: Final answer
    x = 66,221.83

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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.