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Finding the Fourth Proportional to 239,775.12, 359,662.07 and 225,159.89

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Solution

The fourth proportional to 239,775.12, 359,662.07 and 225,159.89 is: 337,739.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,775.12 : 359,662.07 = 225,159.89 : x
  2. Step 2: Convert to fraction form
    239,775.12/359,662.07 = 225,159.89/x
  3. Step 3: Cross multiply
    239,775.12x = 359,662.07 × 225,159.89
  4. Step 4: Simplify right side
    239,775.12x = 80,981,470,882.96
  5. Step 5: Solve for x
    x = 80,981,470,882.96/239,775.12
  6. Step 6: Final answer
    x = 337,739.26

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1.5x scale

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.