Home / 132,330.14-198,506.14-42,385.98

Finding the Fourth Proportional to 132,330.14, 198,506.14 and 42,385.98

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Solution

The fourth proportional to 132,330.14, 198,506.14 and 42,385.98 is: 63,582.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,330.14 : 198,506.14 = 42,385.98 : x
  2. Step 2: Convert to fraction form
    132,330.14/198,506.14 = 42,385.98/x
  3. Step 3: Cross multiply
    132,330.14x = 198,506.14 × 42,385.98
  4. Step 4: Simplify right side
    132,330.14x = 8,413,877,279.92
  5. Step 5: Solve for x
    x = 8,413,877,279.92/132,330.14
  6. Step 6: Final answer
    x = 63,582.47

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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.