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Finding the Fourth Proportional to 132,310.62, 198,544.62 and 48,077.34

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Solution

The fourth proportional to 132,310.62, 198,544.62 and 48,077.34 is: 72,144.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,310.62 : 198,544.62 = 48,077.34 : x
  2. Step 2: Convert to fraction form
    132,310.62/198,544.62 = 48,077.34/x
  3. Step 3: Cross multiply
    132,310.62x = 198,544.62 × 48,077.34
  4. Step 4: Simplify right side
    132,310.62x = 9,545,497,200.91
  5. Step 5: Solve for x
    x = 9,545,497,200.91/132,310.62
  6. Step 6: Final answer
    x = 72,144.60

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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.