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Finding the Fourth Proportional to 332,685.20, 499,092.60 and 96,035.60

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Solution

The fourth proportional to 332,685.20, 499,092.60 and 96,035.60 is: 144,072.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,685.20 : 499,092.60 = 96,035.60 : x
  2. Step 2: Convert to fraction form
    332,685.20/499,092.60 = 96,035.60/x
  3. Step 3: Cross multiply
    332,685.20x = 499,092.60 × 96,035.60
  4. Step 4: Simplify right side
    332,685.20x = 47,930,657,296.56
  5. Step 5: Solve for x
    x = 47,930,657,296.56/332,685.20
  6. Step 6: Final answer
    x = 144,072.11

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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.