Home / 88,234.64-132,352.38-21,674.78

Finding the Fourth Proportional to 88,234.64, 132,352.38 and 21,674.78

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Solution

The fourth proportional to 88,234.64, 132,352.38 and 21,674.78 is: 32,512.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,234.64 : 132,352.38 = 21,674.78 : x
  2. Step 2: Convert to fraction form
    88,234.64/132,352.38 = 21,674.78/x
  3. Step 3: Cross multiply
    88,234.64x = 132,352.38 × 21,674.78
  4. Step 4: Simplify right side
    88,234.64x = 2,868,708,718.98
  5. Step 5: Solve for x
    x = 2,868,708,718.98/88,234.64
  6. Step 6: Final answer
    x = 32,512.27

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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.