Home / 123,381.01-185,067.42-52,284.61

Finding the Fourth Proportional to 123,381.01, 185,067.42 and 52,284.61

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Solution

The fourth proportional to 123,381.01, 185,067.42 and 52,284.61 is: 78,425.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,381.01 : 185,067.42 = 52,284.61 : x
  2. Step 2: Convert to fraction form
    123,381.01/185,067.42 = 52,284.61/x
  3. Step 3: Cross multiply
    123,381.01x = 185,067.42 × 52,284.61
  4. Step 4: Simplify right side
    123,381.01x = 9,676,177,878.41
  5. Step 5: Solve for x
    x = 9,676,177,878.41/123,381.01
  6. Step 6: Final answer
    x = 78,425.18

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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.