Home / 238,604.40-329,269.50-131,173.38

Finding the Fourth Proportional to 238,604.40, 329,269.50 and 131,173.38

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Solution

The fourth proportional to 238,604.40, 329,269.50 and 131,173.38 is: 181,016.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,604.40 : 329,269.50 = 131,173.38 : x
  2. Step 2: Convert to fraction form
    238,604.40/329,269.50 = 131,173.38/x
  3. Step 3: Cross multiply
    238,604.40x = 329,269.50 × 131,173.38
  4. Step 4: Simplify right side
    238,604.40x = 43,191,393,245.91
  5. Step 5: Solve for x
    x = 43,191,393,245.91/238,604.40
  6. Step 6: Final answer
    x = 181,016.75

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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.