Home / 88,421.07-132,627.29-33,012.75

Finding the Fourth Proportional to 88,421.07, 132,627.29 and 33,012.75

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Solution

The fourth proportional to 88,421.07, 132,627.29 and 33,012.75 is: 49,517.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,421.07 : 132,627.29 = 33,012.75 : x
  2. Step 2: Convert to fraction form
    88,421.07/132,627.29 = 33,012.75/x
  3. Step 3: Cross multiply
    88,421.07x = 132,627.29 × 33,012.75
  4. Step 4: Simplify right side
    88,421.07x = 4,378,391,402.88
  5. Step 5: Solve for x
    x = 4,378,391,402.88/88,421.07
  6. Step 6: Final answer
    x = 49,517.51

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1.5x scale

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.