Home / 239,546.88-330,589.80-137,604.24

Finding the Fourth Proportional to 239,546.88, 330,589.80 and 137,604.24

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Solution

The fourth proportional to 239,546.88, 330,589.80 and 137,604.24 is: 189,902.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,546.88 : 330,589.80 = 137,604.24 : x
  2. Step 2: Convert to fraction form
    239,546.88/330,589.80 = 137,604.24/x
  3. Step 3: Cross multiply
    239,546.88x = 330,589.80 × 137,604.24
  4. Step 4: Simplify right side
    239,546.88x = 45,490,558,180.75
  5. Step 5: Solve for x
    x = 45,490,558,180.75/239,546.88
  6. Step 6: Final answer
    x = 189,902.53

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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.