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Finding the Fourth Proportional to 119,449.66, 179,200.42 and 36,341.50

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Solution

The fourth proportional to 119,449.66, 179,200.42 and 36,341.50 is: 54,520.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,449.66 : 179,200.42 = 36,341.50 : x
  2. Step 2: Convert to fraction form
    119,449.66/179,200.42 = 36,341.50/x
  3. Step 3: Cross multiply
    119,449.66x = 179,200.42 × 36,341.50
  4. Step 4: Simplify right side
    119,449.66x = 6,512,412,063.43
  5. Step 5: Solve for x
    x = 6,512,412,063.43/119,449.66
  6. Step 6: Final answer
    x = 54,520.14

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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.