Home / 239,654.35-359,391.82-102,860.19

Finding the Fourth Proportional to 239,654.35, 359,391.82 and 102,860.19

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Solution

The fourth proportional to 239,654.35, 359,391.82 and 102,860.19 is: 154,251.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,654.35 : 359,391.82 = 102,860.19 : x
  2. Step 2: Convert to fraction form
    239,654.35/359,391.82 = 102,860.19/x
  3. Step 3: Cross multiply
    239,654.35x = 359,391.82 × 102,860.19
  4. Step 4: Simplify right side
    239,654.35x = 36,967,110,889.65
  5. Step 5: Solve for x
    x = 36,967,110,889.65/239,654.35
  6. Step 6: Final answer
    x = 154,251.78

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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.