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Finding the Fourth Proportional to 62,452.70, 93,679.05 and 36,143.90

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Solution

The fourth proportional to 62,452.70, 93,679.05 and 36,143.90 is: 54,215.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,452.70 : 93,679.05 = 36,143.90 : x
  2. Step 2: Convert to fraction form
    62,452.70/93,679.05 = 36,143.90/x
  3. Step 3: Cross multiply
    62,452.70x = 93,679.05 × 36,143.90
  4. Step 4: Simplify right side
    62,452.70x = 3,385,926,215.30
  5. Step 5: Solve for x
    x = 3,385,926,215.30/62,452.70
  6. Step 6: Final answer
    x = 54,215.85

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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.