Home / 136,476.82-204,574.92-52,217.20

Finding the Fourth Proportional to 136,476.82, 204,574.92 and 52,217.20

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Solution

The fourth proportional to 136,476.82, 204,574.92 and 52,217.20 is: 78,272.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,476.82 : 204,574.92 = 52,217.20 : x
  2. Step 2: Convert to fraction form
    136,476.82/204,574.92 = 52,217.20/x
  3. Step 3: Cross multiply
    136,476.82x = 204,574.92 × 52,217.20
  4. Step 4: Simplify right side
    136,476.82x = 10,682,329,512.62
  5. Step 5: Solve for x
    x = 10,682,329,512.62/136,476.82
  6. Step 6: Final answer
    x = 78,272.12

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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.