Home / 239,771.46-359,664.91-125,890.42

Finding the Fourth Proportional to 239,771.46, 359,664.91 and 125,890.42

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Solution

The fourth proportional to 239,771.46, 359,664.91 and 125,890.42 is: 188,839.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,771.46 : 359,664.91 = 125,890.42 : x
  2. Step 2: Convert to fraction form
    239,771.46/359,664.91 = 125,890.42/x
  3. Step 3: Cross multiply
    239,771.46x = 359,664.91 × 125,890.42
  4. Step 4: Simplify right side
    239,771.46x = 45,278,366,039.65
  5. Step 5: Solve for x
    x = 45,278,366,039.65/239,771.46
  6. Step 6: Final answer
    x = 188,839.68

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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.