Home / 88,211.54-132,297.37-40,800.62

Finding the Fourth Proportional to 88,211.54, 132,297.37 and 40,800.62

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Solution

The fourth proportional to 88,211.54, 132,297.37 and 40,800.62 is: 61,191.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,211.54 : 132,297.37 = 40,800.62 : x
  2. Step 2: Convert to fraction form
    88,211.54/132,297.37 = 40,800.62/x
  3. Step 3: Cross multiply
    88,211.54x = 132,297.37 × 40,800.62
  4. Step 4: Simplify right side
    88,211.54x = 5,397,814,949.11
  5. Step 5: Solve for x
    x = 5,397,814,949.11/88,211.54
  6. Step 6: Final answer
    x = 61,191.71

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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.