Home / 269,179.68-371,500.56-156,007.20

Finding the Fourth Proportional to 269,179.68, 371,500.56 and 156,007.20

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Solution

The fourth proportional to 269,179.68, 371,500.56 and 156,007.20 is: 215,308.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,179.68 : 371,500.56 = 156,007.20 : x
  2. Step 2: Convert to fraction form
    269,179.68/371,500.56 = 156,007.20/x
  3. Step 3: Cross multiply
    269,179.68x = 371,500.56 × 156,007.20
  4. Step 4: Simplify right side
    269,179.68x = 57,956,762,164.03
  5. Step 5: Solve for x
    x = 57,956,762,164.03/269,179.68
  6. Step 6: Final answer
    x = 215,308.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.