Home / 106,118.91-146,447.96-58,375.89

Finding the Fourth Proportional to 106,118.91, 146,447.96 and 58,375.89

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Solution

The fourth proportional to 106,118.91, 146,447.96 and 58,375.89 is: 80,560.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,118.91 : 146,447.96 = 58,375.89 : x
  2. Step 2: Convert to fraction form
    106,118.91/146,447.96 = 58,375.89/x
  3. Step 3: Cross multiply
    106,118.91x = 146,447.96 × 58,375.89
  4. Step 4: Simplify right side
    106,118.91x = 8,549,029,711.80
  5. Step 5: Solve for x
    x = 8,549,029,711.80/106,118.91
  6. Step 6: Final answer
    x = 80,560.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.