Home / 148,414.26-204,811.66-81,346.26

Finding the Fourth Proportional to 148,414.26, 204,811.66 and 81,346.26

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Solution

The fourth proportional to 148,414.26, 204,811.66 and 81,346.26 is: 112,257.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,414.26 : 204,811.66 = 81,346.26 : x
  2. Step 2: Convert to fraction form
    148,414.26/204,811.66 = 81,346.26/x
  3. Step 3: Cross multiply
    148,414.26x = 204,811.66 × 81,346.26
  4. Step 4: Simplify right side
    148,414.26x = 16,660,662,545.39
  5. Step 5: Solve for x
    x = 16,660,662,545.39/148,414.26
  6. Step 6: Final answer
    x = 112,257.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.