Home / 88,200.90-132,301.35-87,708.83

Finding the Fourth Proportional to 88,200.90, 132,301.35 and 87,708.83

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Solution

The fourth proportional to 88,200.90, 132,301.35 and 87,708.83 is: 131,563.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,200.90 : 132,301.35 = 87,708.83 : x
  2. Step 2: Convert to fraction form
    88,200.90/132,301.35 = 87,708.83/x
  3. Step 3: Cross multiply
    88,200.90x = 132,301.35 × 87,708.83
  4. Step 4: Simplify right side
    88,200.90x = 11,603,995,954.41
  5. Step 5: Solve for x
    x = 11,603,995,954.41/88,200.90
  6. Step 6: Final answer
    x = 131,563.24

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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.