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Finding the Fourth Proportional to 62,389, 93,527.34 and 22,937.68

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Solution

The fourth proportional to 62,389, 93,527.34 and 22,937.68 is: 34,385.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,389 : 93,527.34 = 22,937.68 : x
  2. Step 2: Convert to fraction form
    62,389/93,527.34 = 22,937.68/x
  3. Step 3: Cross multiply
    62,389x = 93,527.34 × 22,937.68
  4. Step 4: Simplify right side
    62,389x = 2,145,300,196.17
  5. Step 5: Solve for x
    x = 2,145,300,196.17/62,389
  6. Step 6: Final answer
    x = 34,385.87

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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.