Home / 238,683.29-329,385.35-131,254.11

Finding the Fourth Proportional to 238,683.29, 329,385.35 and 131,254.11

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Solution

The fourth proportional to 238,683.29, 329,385.35 and 131,254.11 is: 181,132.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,683.29 : 329,385.35 = 131,254.11 : x
  2. Step 2: Convert to fraction form
    238,683.29/329,385.35 = 131,254.11/x
  3. Step 3: Cross multiply
    238,683.29x = 329,385.35 × 131,254.11
  4. Step 4: Simplify right side
    238,683.29x = 43,233,181,289.42
  5. Step 5: Solve for x
    x = 43,233,181,289.42/238,683.29
  6. Step 6: Final answer
    x = 181,132.00

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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.