Home / 239,052.71-329,892.28-131,622.82

Finding the Fourth Proportional to 239,052.71, 329,892.28 and 131,622.82

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Solution

The fourth proportional to 239,052.71, 329,892.28 and 131,622.82 is: 181,639.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,052.71 : 329,892.28 = 131,622.82 : x
  2. Step 2: Convert to fraction form
    239,052.71/329,892.28 = 131,622.82/x
  3. Step 3: Cross multiply
    239,052.71x = 329,892.28 × 131,622.82
  4. Step 4: Simplify right side
    239,052.71x = 43,421,351,036.04
  5. Step 5: Solve for x
    x = 43,421,351,036.04/239,052.71
  6. Step 6: Final answer
    x = 181,639.23

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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.