Home / 204,011.22-281,453.28-123,298.62

Finding the Fourth Proportional to 204,011.22, 281,453.28 and 123,298.62

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Solution

The fourth proportional to 204,011.22, 281,453.28 and 123,298.62 is: 170,102.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,011.22 : 281,453.28 = 123,298.62 : x
  2. Step 2: Convert to fraction form
    204,011.22/281,453.28 = 123,298.62/x
  3. Step 3: Cross multiply
    204,011.22x = 281,453.28 × 123,298.62
  4. Step 4: Simplify right side
    204,011.22x = 34,702,801,876.23
  5. Step 5: Solve for x
    x = 34,702,801,876.23/204,011.22
  6. Step 6: Final answer
    x = 170,102.42

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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.