Home / 125,519.67-188,279.50-36,773.18

Finding the Fourth Proportional to 125,519.67, 188,279.50 and 36,773.18

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Solution

The fourth proportional to 125,519.67, 188,279.50 and 36,773.18 is: 55,159.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,519.67 : 188,279.50 = 36,773.18 : x
  2. Step 2: Convert to fraction form
    125,519.67/188,279.50 = 36,773.18/x
  3. Step 3: Cross multiply
    125,519.67x = 188,279.50 × 36,773.18
  4. Step 4: Simplify right side
    125,519.67x = 6,923,634,910.48
  5. Step 5: Solve for x
    x = 6,923,634,910.48/125,519.67
  6. Step 6: Final answer
    x = 55,159.76

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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.