Home / 119,780.44-179,375.40-75,296.86

Finding the Fourth Proportional to 119,780.44, 179,375.40 and 75,296.86

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Solution

The fourth proportional to 119,780.44, 179,375.40 and 75,296.86 is: 112,759.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,780.44 : 179,375.40 = 75,296.86 : x
  2. Step 2: Convert to fraction form
    119,780.44/179,375.40 = 75,296.86/x
  3. Step 3: Cross multiply
    119,780.44x = 179,375.40 × 75,296.86
  4. Step 4: Simplify right side
    119,780.44x = 13,506,404,381.24
  5. Step 5: Solve for x
    x = 13,506,404,381.24/119,780.44
  6. Step 6: Final answer
    x = 112,759.68

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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.