Home / 239,001.22-329,820.42-131,568.49

Finding the Fourth Proportional to 239,001.22, 329,820.42 and 131,568.49

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Solution

The fourth proportional to 239,001.22, 329,820.42 and 131,568.49 is: 181,563.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,001.22 : 329,820.42 = 131,568.49 : x
  2. Step 2: Convert to fraction form
    239,001.22/329,820.42 = 131,568.49/x
  3. Step 3: Cross multiply
    239,001.22x = 329,820.42 × 131,568.49
  4. Step 4: Simplify right side
    239,001.22x = 43,393,974,630.57
  5. Step 5: Solve for x
    x = 43,393,974,630.57/239,001.22
  6. Step 6: Final answer
    x = 181,563.82

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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.