Home / 204,045.14-281,550.12-117,972.11

Finding the Fourth Proportional to 204,045.14, 281,550.12 and 117,972.11

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Solution

The fourth proportional to 204,045.14, 281,550.12 and 117,972.11 is: 162,782.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,045.14 : 281,550.12 = 117,972.11 : x
  2. Step 2: Convert to fraction form
    204,045.14/281,550.12 = 117,972.11/x
  3. Step 3: Cross multiply
    204,045.14x = 281,550.12 × 117,972.11
  4. Step 4: Simplify right side
    204,045.14x = 33,215,061,727.15
  5. Step 5: Solve for x
    x = 33,215,061,727.15/204,045.14
  6. Step 6: Final answer
    x = 162,782.91

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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.