Home / 125,596.22-173,279.91-77,832.14

Finding the Fourth Proportional to 125,596.22, 173,279.91 and 77,832.14

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Solution

The fourth proportional to 125,596.22, 173,279.91 and 77,832.14 is: 107,381.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,596.22 : 173,279.91 = 77,832.14 : x
  2. Step 2: Convert to fraction form
    125,596.22/173,279.91 = 77,832.14/x
  3. Step 3: Cross multiply
    125,596.22x = 173,279.91 × 77,832.14
  4. Step 4: Simplify right side
    125,596.22x = 13,486,744,958.75
  5. Step 5: Solve for x
    x = 13,486,744,958.75/125,596.22
  6. Step 6: Final answer
    x = 107,381.78

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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.