Home / 238,549.25-329,198.68-131,130.29

Finding the Fourth Proportional to 238,549.25, 329,198.68 and 131,130.29

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Solution

The fourth proportional to 238,549.25, 329,198.68 and 131,130.29 is: 180,960.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,549.25 : 329,198.68 = 131,130.29 : x
  2. Step 2: Convert to fraction form
    238,549.25/329,198.68 = 131,130.29/x
  3. Step 3: Cross multiply
    238,549.25x = 329,198.68 × 131,130.29
  4. Step 4: Simplify right side
    238,549.25x = 43,167,919,362.93
  5. Step 5: Solve for x
    x = 43,167,919,362.93/238,549.25
  6. Step 6: Final answer
    x = 180,960.20

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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.