Home / 372,011.28-557,932.86-105,765.96

Finding the Fourth Proportional to 372,011.28, 557,932.86 and 105,765.96

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Solution

The fourth proportional to 372,011.28, 557,932.86 and 105,765.96 is: 158,625.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,011.28 : 557,932.86 = 105,765.96 : x
  2. Step 2: Convert to fraction form
    372,011.28/557,932.86 = 105,765.96/x
  3. Step 3: Cross multiply
    372,011.28x = 557,932.86 × 105,765.96
  4. Step 4: Simplify right side
    372,011.28x = 59,010,304,553.45
  5. Step 5: Solve for x
    x = 59,010,304,553.45/372,011.28
  6. Step 6: Final answer
    x = 158,625.04

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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.