Home / 238,924.20-329,715.60-131,502

Finding the Fourth Proportional to 238,924.20, 329,715.60 and 131,502

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Solution

The fourth proportional to 238,924.20, 329,715.60 and 131,502 is: 181,472.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,924.20 : 329,715.60 = 131,502 : x
  2. Step 2: Convert to fraction form
    238,924.20/329,715.60 = 131,502/x
  3. Step 3: Cross multiply
    238,924.20x = 329,715.60 × 131,502
  4. Step 4: Simplify right side
    238,924.20x = 43,358,260,831.20
  5. Step 5: Solve for x
    x = 43,358,260,831.20/238,924.20
  6. Step 6: Final answer
    x = 181,472.87

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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.