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Finding the Fourth Proportional to 332,572.99, 499,100.05 and 132,949.10

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Solution

The fourth proportional to 332,572.99, 499,100.05 and 132,949.10 is: 199,519.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,572.99 : 499,100.05 = 132,949.10 : x
  2. Step 2: Convert to fraction form
    332,572.99/499,100.05 = 132,949.10/x
  3. Step 3: Cross multiply
    332,572.99x = 499,100.05 × 132,949.10
  4. Step 4: Simplify right side
    332,572.99x = 66,354,901,437.87
  5. Step 5: Solve for x
    x = 66,354,901,437.87/332,572.99
  6. Step 6: Final answer
    x = 199,519.82

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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.