Home / 136,186.57-204,280.76-47,441.75

Finding the Fourth Proportional to 136,186.57, 204,280.76 and 47,441.75

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Solution

The fourth proportional to 136,186.57, 204,280.76 and 47,441.75 is: 71,162.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,186.57 : 204,280.76 = 47,441.75 : x
  2. Step 2: Convert to fraction form
    136,186.57/204,280.76 = 47,441.75/x
  3. Step 3: Cross multiply
    136,186.57x = 204,280.76 × 47,441.75
  4. Step 4: Simplify right side
    136,186.57x = 9,691,436,508.52
  5. Step 5: Solve for x
    x = 9,691,436,508.52/136,186.57
  6. Step 6: Final answer
    x = 71,162.94

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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.