Home / 238,414.08-329,017.23-130,991.07

Finding the Fourth Proportional to 238,414.08, 329,017.23 and 130,991.07

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Solution

The fourth proportional to 238,414.08, 329,017.23 and 130,991.07 is: 180,770.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,414.08 : 329,017.23 = 130,991.07 : x
  2. Step 2: Convert to fraction form
    238,414.08/329,017.23 = 130,991.07/x
  3. Step 3: Cross multiply
    238,414.08x = 329,017.23 × 130,991.07
  4. Step 4: Simplify right side
    238,414.08x = 43,098,319,006.14
  5. Step 5: Solve for x
    x = 43,098,319,006.14/238,414.08
  6. Step 6: Final answer
    x = 180,770.86

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1.5x scale

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.