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Finding the Fourth Proportional to 62,220, 93,341.52 and 29,388

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Solution

The fourth proportional to 62,220, 93,341.52 and 29,388 is: 44,087.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,220 : 93,341.52 = 29,388 : x
  2. Step 2: Convert to fraction form
    62,220/93,341.52 = 29,388/x
  3. Step 3: Cross multiply
    62,220x = 93,341.52 × 29,388
  4. Step 4: Simplify right side
    62,220x = 2,743,120,589.76
  5. Step 5: Solve for x
    x = 2,743,120,589.76/62,220
  6. Step 6: Final answer
    x = 44,087.44

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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.