Home / 238,459.42-329,073.90-131,036.38

Finding the Fourth Proportional to 238,459.42, 329,073.90 and 131,036.38

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Solution

The fourth proportional to 238,459.42, 329,073.90 and 131,036.38 is: 180,830.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,459.42 : 329,073.90 = 131,036.38 : x
  2. Step 2: Convert to fraction form
    238,459.42/329,073.90 = 131,036.38/x
  3. Step 3: Cross multiply
    238,459.42x = 329,073.90 × 131,036.38
  4. Step 4: Simplify right side
    238,459.42x = 43,120,650,963.11
  5. Step 5: Solve for x
    x = 43,120,650,963.11/238,459.42
  6. Step 6: Final answer
    x = 180,830.15

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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.