Home / 239,244.14-358,921.80-81,473.96

Finding the Fourth Proportional to 239,244.14, 358,921.80 and 81,473.96

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Solution

The fourth proportional to 239,244.14, 358,921.80 and 81,473.96 is: 122,229.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,244.14 : 358,921.80 = 81,473.96 : x
  2. Step 2: Convert to fraction form
    239,244.14/358,921.80 = 81,473.96/x
  3. Step 3: Cross multiply
    239,244.14x = 358,921.80 × 81,473.96
  4. Step 4: Simplify right side
    239,244.14x = 29,242,780,376.33
  5. Step 5: Solve for x
    x = 29,242,780,376.33/239,244.14
  6. Step 6: Final answer
    x = 122,229.87

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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.