Home / 187,708.42-281,599.35-82,527.04

Finding the Fourth Proportional to 187,708.42, 281,599.35 and 82,527.04

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Solution

The fourth proportional to 187,708.42, 281,599.35 and 82,527.04 is: 123,806.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,708.42 : 281,599.35 = 82,527.04 : x
  2. Step 2: Convert to fraction form
    187,708.42/281,599.35 = 82,527.04/x
  3. Step 3: Cross multiply
    187,708.42x = 281,599.35 × 82,527.04
  4. Step 4: Simplify right side
    187,708.42x = 23,239,560,821.42
  5. Step 5: Solve for x
    x = 23,239,560,821.42/187,708.42
  6. Step 6: Final answer
    x = 123,806.70

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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.