Home / 88,134.59-132,188.18-28,969.85

Finding the Fourth Proportional to 88,134.59, 132,188.18 and 28,969.85

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Solution

The fourth proportional to 88,134.59, 132,188.18 and 28,969.85 is: 43,450.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,134.59 : 132,188.18 = 28,969.85 : x
  2. Step 2: Convert to fraction form
    88,134.59/132,188.18 = 28,969.85/x
  3. Step 3: Cross multiply
    88,134.59x = 132,188.18 × 28,969.85
  4. Step 4: Simplify right side
    88,134.59x = 3,829,470,940.58
  5. Step 5: Solve for x
    x = 3,829,470,940.58/88,134.59
  6. Step 6: Final answer
    x = 43,450.26

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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.