Home / 88,183.80-132,177.66-43,842.78

Finding the Fourth Proportional to 88,183.80, 132,177.66 and 43,842.78

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Solution

The fourth proportional to 88,183.80, 132,177.66 and 43,842.78 is: 65,715.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,183.80 : 132,177.66 = 43,842.78 : x
  2. Step 2: Convert to fraction form
    88,183.80/132,177.66 = 43,842.78/x
  3. Step 3: Cross multiply
    88,183.80x = 132,177.66 × 43,842.78
  4. Step 4: Simplify right side
    88,183.80x = 5,795,036,068.29
  5. Step 5: Solve for x
    x = 5,795,036,068.29/88,183.80
  6. Step 6: Final answer
    x = 65,715.43

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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.