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Finding the Fourth Proportional to 62,129.60, 93,221.84 and 48,210.56

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Solution

The fourth proportional to 62,129.60, 93,221.84 and 48,210.56 is: 72,337.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,129.60 : 93,221.84 = 48,210.56 : x
  2. Step 2: Convert to fraction form
    62,129.60/93,221.84 = 48,210.56/x
  3. Step 3: Cross multiply
    62,129.60x = 93,221.84 × 48,210.56
  4. Step 4: Simplify right side
    62,129.60x = 4,494,276,403.47
  5. Step 5: Solve for x
    x = 4,494,276,403.47/62,129.60
  6. Step 6: Final answer
    x = 72,337.13

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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.