Home / 88,489.28-132,746.40-33,080

Finding the Fourth Proportional to 88,489.28, 132,746.40 and 33,080

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Solution

The fourth proportional to 88,489.28, 132,746.40 and 33,080 is: 49,624.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,489.28 : 132,746.40 = 33,080 : x
  2. Step 2: Convert to fraction form
    88,489.28/132,746.40 = 33,080/x
  3. Step 3: Cross multiply
    88,489.28x = 132,746.40 × 33,080
  4. Step 4: Simplify right side
    88,489.28x = 4,391,250,912
  5. Step 5: Solve for x
    x = 4,391,250,912/88,489.28
  6. Step 6: Final answer
    x = 49,624.67

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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.