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Finding the Fourth Proportional to 62,292.80, 93,428.40 and 22,829.60

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Solution

The fourth proportional to 62,292.80, 93,428.40 and 22,829.60 is: 34,240.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,292.80 : 93,428.40 = 22,829.60 : x
  2. Step 2: Convert to fraction form
    62,292.80/93,428.40 = 22,829.60/x
  3. Step 3: Cross multiply
    62,292.80x = 93,428.40 × 22,829.60
  4. Step 4: Simplify right side
    62,292.80x = 2,132,933,000.64
  5. Step 5: Solve for x
    x = 2,132,933,000.64/62,292.80
  6. Step 6: Final answer
    x = 34,240.44

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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.