Home / 119,909.20-180,022.20-96,229.84

Finding the Fourth Proportional to 119,909.20, 180,022.20 and 96,229.84

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Solution

The fourth proportional to 119,909.20, 180,022.20 and 96,229.84 is: 144,471.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,909.20 : 180,022.20 = 96,229.84 : x
  2. Step 2: Convert to fraction form
    119,909.20/180,022.20 = 96,229.84/x
  3. Step 3: Cross multiply
    119,909.20x = 180,022.20 × 96,229.84
  4. Step 4: Simplify right side
    119,909.20x = 17,323,507,502.45
  5. Step 5: Solve for x
    x = 17,323,507,502.45/119,909.20
  6. Step 6: Final answer
    x = 144,471.88

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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.