Home / 52,174.92-78,144.12-40,859.74

Finding the Fourth Proportional to 52,174.92, 78,144.12 and 40,859.74

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Solution

The fourth proportional to 52,174.92, 78,144.12 and 40,859.74 is: 61,197.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,174.92 : 78,144.12 = 40,859.74 : x
  2. Step 2: Convert to fraction form
    52,174.92/78,144.12 = 40,859.74/x
  3. Step 3: Cross multiply
    52,174.92x = 78,144.12 × 40,859.74
  4. Step 4: Simplify right side
    52,174.92x = 3,192,948,425.73
  5. Step 5: Solve for x
    x = 3,192,948,425.73/52,174.92
  6. Step 6: Final answer
    x = 61,197.00

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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.