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Finding the Fourth Proportional to 63,168.54, 87,162.67 and 36,306.03

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Solution

The fourth proportional to 63,168.54, 87,162.67 and 36,306.03 is: 50,096.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,168.54 : 87,162.67 = 36,306.03 : x
  2. Step 2: Convert to fraction form
    63,168.54/87,162.67 = 36,306.03/x
  3. Step 3: Cross multiply
    63,168.54x = 87,162.67 × 36,306.03
  4. Step 4: Simplify right side
    63,168.54x = 3,164,530,393.85
  5. Step 5: Solve for x
    x = 3,164,530,393.85/63,168.54
  6. Step 6: Final answer
    x = 50,096.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.