Home / 88,100.26-132,150.38-21,539.59

Finding the Fourth Proportional to 88,100.26, 132,150.38 and 21,539.59

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Solution

The fourth proportional to 88,100.26, 132,150.38 and 21,539.59 is: 32,309.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,100.26 : 132,150.38 = 21,539.59 : x
  2. Step 2: Convert to fraction form
    88,100.26/132,150.38 = 21,539.59/x
  3. Step 3: Cross multiply
    88,100.26x = 132,150.38 × 21,539.59
  4. Step 4: Simplify right side
    88,100.26x = 2,846,465,003.54
  5. Step 5: Solve for x
    x = 2,846,465,003.54/88,100.26
  6. Step 6: Final answer
    x = 32,309.38

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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.