Home / 239,945.28-331,126.98-132,518.04

Finding the Fourth Proportional to 239,945.28, 331,126.98 and 132,518.04

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Solution

The fourth proportional to 239,945.28, 331,126.98 and 132,518.04 is: 182,876.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,945.28 : 331,126.98 = 132,518.04 : x
  2. Step 2: Convert to fraction form
    239,945.28/331,126.98 = 132,518.04/x
  3. Step 3: Cross multiply
    239,945.28x = 331,126.98 × 132,518.04
  4. Step 4: Simplify right side
    239,945.28x = 43,880,298,380.72
  5. Step 5: Solve for x
    x = 43,880,298,380.72/239,945.28
  6. Step 6: Final answer
    x = 182,876.27

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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.