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Finding the Fourth Proportional to 59,951.52, 82,764.82 and 38,742.89

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Solution

The fourth proportional to 59,951.52, 82,764.82 and 38,742.89 is: 53,485.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,951.52 : 82,764.82 = 38,742.89 : x
  2. Step 2: Convert to fraction form
    59,951.52/82,764.82 = 38,742.89/x
  3. Step 3: Cross multiply
    59,951.52x = 82,764.82 × 38,742.89
  4. Step 4: Simplify right side
    59,951.52x = 3,206,547,903.31
  5. Step 5: Solve for x
    x = 3,206,547,903.31/59,951.52
  6. Step 6: Final answer
    x = 53,485.68

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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.