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Finding the Fourth Proportional to 62,351.76, 93,539.84 and 22,909.20

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Solution

The fourth proportional to 62,351.76, 93,539.84 and 22,909.20 is: 34,368.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,351.76 : 93,539.84 = 22,909.20 : x
  2. Step 2: Convert to fraction form
    62,351.76/93,539.84 = 22,909.20/x
  3. Step 3: Cross multiply
    62,351.76x = 93,539.84 × 22,909.20
  4. Step 4: Simplify right side
    62,351.76x = 2,142,922,902.53
  5. Step 5: Solve for x
    x = 2,142,922,902.53/62,351.76
  6. Step 6: Final answer
    x = 34,368.28

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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.