Home / 239,863.56-331,003.14-132,431.40

Finding the Fourth Proportional to 239,863.56, 331,003.14 and 132,431.40

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Solution

The fourth proportional to 239,863.56, 331,003.14 and 132,431.40 is: 182,750.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,863.56 : 331,003.14 = 132,431.40 : x
  2. Step 2: Convert to fraction form
    239,863.56/331,003.14 = 132,431.40/x
  3. Step 3: Cross multiply
    239,863.56x = 331,003.14 × 132,431.40
  4. Step 4: Simplify right side
    239,863.56x = 43,835,209,234.60
  5. Step 5: Solve for x
    x = 43,835,209,234.60/239,863.56
  6. Step 6: Final answer
    x = 182,750.60

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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.