Home / 239,899.33-331,061.07-132,469.57

Finding the Fourth Proportional to 239,899.33, 331,061.07 and 132,469.57

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Solution

The fourth proportional to 239,899.33, 331,061.07 and 132,469.57 is: 182,808.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,899.33 : 331,061.07 = 132,469.57 : x
  2. Step 2: Convert to fraction form
    239,899.33/331,061.07 = 132,469.57/x
  3. Step 3: Cross multiply
    239,899.33x = 331,061.07 × 132,469.57
  4. Step 4: Simplify right side
    239,899.33x = 43,855,517,586.64
  5. Step 5: Solve for x
    x = 43,855,517,586.64/239,899.33
  6. Step 6: Final answer
    x = 182,808.00

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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.