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Finding the Fourth Proportional to 104,049.96, 156,109.97 and 32,984.20

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Solution

The fourth proportional to 104,049.96, 156,109.97 and 32,984.20 is: 49,487.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,049.96 : 156,109.97 = 32,984.20 : x
  2. Step 2: Convert to fraction form
    104,049.96/156,109.97 = 32,984.20/x
  3. Step 3: Cross multiply
    104,049.96x = 156,109.97 × 32,984.20
  4. Step 4: Simplify right side
    104,049.96x = 5,149,162,472.47
  5. Step 5: Solve for x
    x = 5,149,162,472.47/104,049.96
  6. Step 6: Final answer
    x = 49,487.40

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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.