Home / 204,928.80-307,065.15-134,726.10

Finding the Fourth Proportional to 204,928.80, 307,065.15 and 134,726.10

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Solution

The fourth proportional to 204,928.80, 307,065.15 and 134,726.10 is: 201,873.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,928.80 : 307,065.15 = 134,726.10 : x
  2. Step 2: Convert to fraction form
    204,928.80/307,065.15 = 134,726.10/x
  3. Step 3: Cross multiply
    204,928.80x = 307,065.15 × 134,726.10
  4. Step 4: Simplify right side
    204,928.80x = 41,369,690,105.42
  5. Step 5: Solve for x
    x = 41,369,690,105.42/204,928.80
  6. Step 6: Final answer
    x = 201,873.48

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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.