Home / 88,639.30-132,938.66-25,458.92

Finding the Fourth Proportional to 88,639.30, 132,938.66 and 25,458.92

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Solution

The fourth proportional to 88,639.30, 132,938.66 and 25,458.92 is: 38,182.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,639.30 : 132,938.66 = 25,458.92 : x
  2. Step 2: Convert to fraction form
    88,639.30/132,938.66 = 25,458.92/x
  3. Step 3: Cross multiply
    88,639.30x = 132,938.66 × 25,458.92
  4. Step 4: Simplify right side
    88,639.30x = 3,384,474,709.85
  5. Step 5: Solve for x
    x = 3,384,474,709.85/88,639.30
  6. Step 6: Final answer
    x = 38,182.55

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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.