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Finding the Fourth Proportional to 107,650.80, 161,826.12 and 96,608.88

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Solution

The fourth proportional to 107,650.80, 161,826.12 and 96,608.88 is: 145,227.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,650.80 : 161,826.12 = 96,608.88 : x
  2. Step 2: Convert to fraction form
    107,650.80/161,826.12 = 96,608.88/x
  3. Step 3: Cross multiply
    107,650.80x = 161,826.12 × 96,608.88
  4. Step 4: Simplify right side
    107,650.80x = 15,633,840,207.95
  5. Step 5: Solve for x
    x = 15,633,840,207.95/107,650.80
  6. Step 6: Final answer
    x = 145,227.35

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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.