Home / 239,777.12-359,665.07-225,161.89

Finding the Fourth Proportional to 239,777.12, 359,665.07 and 225,161.89

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Solution

The fourth proportional to 239,777.12, 359,665.07 and 225,161.89 is: 337,742.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,777.12 : 359,665.07 = 225,161.89 : x
  2. Step 2: Convert to fraction form
    239,777.12/359,665.07 = 225,161.89/x
  3. Step 3: Cross multiply
    239,777.12x = 359,665.07 × 225,161.89
  4. Step 4: Simplify right side
    239,777.12x = 80,982,866,928.18
  5. Step 5: Solve for x
    x = 80,982,866,928.18/239,777.12
  6. Step 6: Final answer
    x = 337,742.26

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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.