Home / 332,156.91-497,928.78-132,429

Finding the Fourth Proportional to 332,156.91, 497,928.78 and 132,429

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Solution

The fourth proportional to 332,156.91, 497,928.78 and 132,429 is: 198,521.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,156.91 : 497,928.78 = 132,429 : x
  2. Step 2: Convert to fraction form
    332,156.91/497,928.78 = 132,429/x
  3. Step 3: Cross multiply
    332,156.91x = 497,928.78 × 132,429
  4. Step 4: Simplify right side
    332,156.91x = 65,940,210,406.62
  5. Step 5: Solve for x
    x = 65,940,210,406.62/332,156.91
  6. Step 6: Final answer
    x = 198,521.27

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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.