Home / 194,972.92-292,399.80-82,651

Finding the Fourth Proportional to 194,972.92, 292,399.80 and 82,651

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Solution

The fourth proportional to 194,972.92, 292,399.80 and 82,651 is: 123,951.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,972.92 : 292,399.80 = 82,651 : x
  2. Step 2: Convert to fraction form
    194,972.92/292,399.80 = 82,651/x
  3. Step 3: Cross multiply
    194,972.92x = 292,399.80 × 82,651
  4. Step 4: Simplify right side
    194,972.92x = 24,167,135,869.80
  5. Step 5: Solve for x
    x = 24,167,135,869.80/194,972.92
  6. Step 6: Final answer
    x = 123,951.24

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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.