Home / 123,337.20-185,092.20-53,266.80

Finding the Fourth Proportional to 123,337.20, 185,092.20 and 53,266.80

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Solution

The fourth proportional to 123,337.20, 185,092.20 and 53,266.80 is: 79,937.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,337.20 : 185,092.20 = 53,266.80 : x
  2. Step 2: Convert to fraction form
    123,337.20/185,092.20 = 53,266.80/x
  3. Step 3: Cross multiply
    123,337.20x = 185,092.20 × 53,266.80
  4. Step 4: Simplify right side
    123,337.20x = 9,859,269,198.96
  5. Step 5: Solve for x
    x = 9,859,269,198.96/123,337.20
  6. Step 6: Final answer
    x = 79,937.51

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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.