Home / 392,170.10-588,199.62-125,895.56

Finding the Fourth Proportional to 392,170.10, 588,199.62 and 125,895.56

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Solution

The fourth proportional to 392,170.10, 588,199.62 and 125,895.56 is: 188,825.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,170.10 : 588,199.62 = 125,895.56 : x
  2. Step 2: Convert to fraction form
    392,170.10/588,199.62 = 125,895.56/x
  3. Step 3: Cross multiply
    392,170.10x = 588,199.62 × 125,895.56
  4. Step 4: Simplify right side
    392,170.10x = 74,051,720,551.69
  5. Step 5: Solve for x
    x = 74,051,720,551.69/392,170.10
  6. Step 6: Final answer
    x = 188,825.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.