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Finding the Fourth Proportional to 62,209.52, 93,262.42 and 28,912.04

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Solution

The fourth proportional to 62,209.52, 93,262.42 and 28,912.04 is: 43,343.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,209.52 : 93,262.42 = 28,912.04 : x
  2. Step 2: Convert to fraction form
    62,209.52/93,262.42 = 28,912.04/x
  3. Step 3: Cross multiply
    62,209.52x = 93,262.42 × 28,912.04
  4. Step 4: Simplify right side
    62,209.52x = 2,696,406,817.54
  5. Step 5: Solve for x
    x = 2,696,406,817.54/62,209.52
  6. Step 6: Final answer
    x = 43,343.96

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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.