Home / 238,498.44-329,089.14-137,877

Finding the Fourth Proportional to 238,498.44, 329,089.14 and 137,877

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Solution

The fourth proportional to 238,498.44, 329,089.14 and 137,877 is: 190,247.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,498.44 : 329,089.14 = 137,877 : x
  2. Step 2: Convert to fraction form
    238,498.44/329,089.14 = 137,877/x
  3. Step 3: Cross multiply
    238,498.44x = 329,089.14 × 137,877
  4. Step 4: Simplify right side
    238,498.44x = 45,373,823,355.78
  5. Step 5: Solve for x
    x = 45,373,823,355.78/238,498.44
  6. Step 6: Final answer
    x = 190,247.88

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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.