Home / 119,374.20-179,433.18-75,284.28

Finding the Fourth Proportional to 119,374.20, 179,433.18 and 75,284.28

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Solution

The fourth proportional to 119,374.20, 179,433.18 and 75,284.28 is: 113,160.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,374.20 : 179,433.18 = 75,284.28 : x
  2. Step 2: Convert to fraction form
    119,374.20/179,433.18 = 75,284.28/x
  3. Step 3: Cross multiply
    119,374.20x = 179,433.18 × 75,284.28
  4. Step 4: Simplify right side
    119,374.20x = 13,508,497,764.41
  5. Step 5: Solve for x
    x = 13,508,497,764.41/119,374.20
  6. Step 6: Final answer
    x = 113,160.95

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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.