Home / 204,191.62-281,791.28-112,314.79

Finding the Fourth Proportional to 204,191.62, 281,791.28 and 112,314.79

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Solution

The fourth proportional to 204,191.62, 281,791.28 and 112,314.79 is: 154,998.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,191.62 : 281,791.28 = 112,314.79 : x
  2. Step 2: Convert to fraction form
    204,191.62/281,791.28 = 112,314.79/x
  3. Step 3: Cross multiply
    204,191.62x = 281,791.28 × 112,314.79
  4. Step 4: Simplify right side
    204,191.62x = 31,649,328,437.03
  5. Step 5: Solve for x
    x = 31,649,328,437.03/204,191.62
  6. Step 6: Final answer
    x = 154,998.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.