Home / 88,157.12-132,234.75-21,597.59

Finding the Fourth Proportional to 88,157.12, 132,234.75 and 21,597.59

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Solution

The fourth proportional to 88,157.12, 132,234.75 and 21,597.59 is: 32,396.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,157.12 : 132,234.75 = 21,597.59 : x
  2. Step 2: Convert to fraction form
    88,157.12/132,234.75 = 21,597.59/x
  3. Step 3: Cross multiply
    88,157.12x = 132,234.75 × 21,597.59
  4. Step 4: Simplify right side
    88,157.12x = 2,855,951,253.08
  5. Step 5: Solve for x
    x = 2,855,951,253.08/88,157.12
  6. Step 6: Final answer
    x = 32,396.15

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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.