Home / 136,561.31-204,866.62-41,789.79

Finding the Fourth Proportional to 136,561.31, 204,866.62 and 41,789.79

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Solution

The fourth proportional to 136,561.31, 204,866.62 and 41,789.79 is: 62,692.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,561.31 : 204,866.62 = 41,789.79 : x
  2. Step 2: Convert to fraction form
    136,561.31/204,866.62 = 41,789.79/x
  3. Step 3: Cross multiply
    136,561.31x = 204,866.62 × 41,789.79
  4. Step 4: Simplify right side
    136,561.31x = 8,561,332,923.34
  5. Step 5: Solve for x
    x = 8,561,332,923.34/136,561.31
  6. Step 6: Final answer
    x = 62,692.23

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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.