Home / 238,882.03-329,653.02-129,982.69

Finding the Fourth Proportional to 238,882.03, 329,653.02 and 129,982.69

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Solution

The fourth proportional to 238,882.03, 329,653.02 and 129,982.69 is: 179,373.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,882.03 : 329,653.02 = 129,982.69 : x
  2. Step 2: Convert to fraction form
    238,882.03/329,653.02 = 129,982.69/x
  3. Step 3: Cross multiply
    238,882.03x = 329,653.02 × 129,982.69
  4. Step 4: Simplify right side
    238,882.03x = 42,849,186,306.22
  5. Step 5: Solve for x
    x = 42,849,186,306.22/238,882.03
  6. Step 6: Final answer
    x = 179,373.84

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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.