Home / 136,223-204,342.19-41,456.28

Finding the Fourth Proportional to 136,223, 204,342.19 and 41,456.28

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Solution

The fourth proportional to 136,223, 204,342.19 and 41,456.28 is: 62,186.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,223 : 204,342.19 = 41,456.28 : x
  2. Step 2: Convert to fraction form
    136,223/204,342.19 = 41,456.28/x
  3. Step 3: Cross multiply
    136,223x = 204,342.19 × 41,456.28
  4. Step 4: Simplify right side
    136,223x = 8,471,267,044.45
  5. Step 5: Solve for x
    x = 8,471,267,044.45/136,223
  6. Step 6: Final answer
    x = 62,186.76

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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.