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Finding the Fourth Proportional to 49,245.40, 73,764.10 and 32,613.40

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Solution

The fourth proportional to 49,245.40, 73,764.10 and 32,613.40 is: 48,851.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,245.40 : 73,764.10 = 32,613.40 : x
  2. Step 2: Convert to fraction form
    49,245.40/73,764.10 = 32,613.40/x
  3. Step 3: Cross multiply
    49,245.40x = 73,764.10 × 32,613.40
  4. Step 4: Simplify right side
    49,245.40x = 2,405,698,098.94
  5. Step 5: Solve for x
    x = 2,405,698,098.94/49,245.40
  6. Step 6: Final answer
    x = 48,851.22

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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.