Home / 136,514.48-204,863.98-47,768.75

Finding the Fourth Proportional to 136,514.48, 204,863.98 and 47,768.75

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Solution

The fourth proportional to 136,514.48, 204,863.98 and 47,768.75 is: 71,685.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,514.48 : 204,863.98 = 47,768.75 : x
  2. Step 2: Convert to fraction form
    136,514.48/204,863.98 = 47,768.75/x
  3. Step 3: Cross multiply
    136,514.48x = 204,863.98 × 47,768.75
  4. Step 4: Simplify right side
    136,514.48x = 9,786,096,005.78
  5. Step 5: Solve for x
    x = 9,786,096,005.78/136,514.48
  6. Step 6: Final answer
    x = 71,685.41

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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.