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Finding the Fourth Proportional to 251,744.65, 377,527.03 and 83,233.87

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Solution

The fourth proportional to 251,744.65, 377,527.03 and 83,233.87 is: 124,821.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,744.65 : 377,527.03 = 83,233.87 : x
  2. Step 2: Convert to fraction form
    251,744.65/377,527.03 = 83,233.87/x
  3. Step 3: Cross multiply
    251,744.65x = 377,527.03 × 83,233.87
  4. Step 4: Simplify right side
    251,744.65x = 31,423,034,584.60
  5. Step 5: Solve for x
    x = 31,423,034,584.60/251,744.65
  6. Step 6: Final answer
    x = 124,821.06

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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.