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Finding the Fourth Proportional to 60,393.38, 90,615.65 and 32,306.06

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Solution

The fourth proportional to 60,393.38, 90,615.65 and 32,306.06 is: 48,472.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,393.38 : 90,615.65 = 32,306.06 : x
  2. Step 2: Convert to fraction form
    60,393.38/90,615.65 = 32,306.06/x
  3. Step 3: Cross multiply
    60,393.38x = 90,615.65 × 32,306.06
  4. Step 4: Simplify right side
    60,393.38x = 2,927,434,690.85
  5. Step 5: Solve for x
    x = 2,927,434,690.85/60,393.38
  6. Step 6: Final answer
    x = 48,472.78

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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.