Home / 198,278.24-297,242.16-151,738.88

Finding the Fourth Proportional to 198,278.24, 297,242.16 and 151,738.88

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Solution

The fourth proportional to 198,278.24, 297,242.16 and 151,738.88 is: 227,474.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,278.24 : 297,242.16 = 151,738.88 : x
  2. Step 2: Convert to fraction form
    198,278.24/297,242.16 = 151,738.88/x
  3. Step 3: Cross multiply
    198,278.24x = 297,242.16 × 151,738.88
  4. Step 4: Simplify right side
    198,278.24x = 45,103,192,447.18
  5. Step 5: Solve for x
    x = 45,103,192,447.18/198,278.24
  6. Step 6: Final answer
    x = 227,474.24

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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.