Home / 237,414.98-327,633-129,985.76

Finding the Fourth Proportional to 237,414.98, 327,633 and 129,985.76

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Solution

The fourth proportional to 237,414.98, 327,633 and 129,985.76 is: 179,380.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,414.98 : 327,633 = 129,985.76 : x
  2. Step 2: Convert to fraction form
    237,414.98/327,633 = 129,985.76/x
  3. Step 3: Cross multiply
    237,414.98x = 327,633 × 129,985.76
  4. Step 4: Simplify right side
    237,414.98x = 42,587,624,506.08
  5. Step 5: Solve for x
    x = 42,587,624,506.08/237,414.98
  6. Step 6: Final answer
    x = 179,380.53

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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.