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Finding the Fourth Proportional to 30,203.13, 45,306.92 and 8,016.02

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Solution

The fourth proportional to 30,203.13, 45,306.92 and 8,016.02 is: 12,024.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,203.13 : 45,306.92 = 8,016.02 : x
  2. Step 2: Convert to fraction form
    30,203.13/45,306.92 = 8,016.02/x
  3. Step 3: Cross multiply
    30,203.13x = 45,306.92 × 8,016.02
  4. Step 4: Simplify right side
    30,203.13x = 363,180,910.24
  5. Step 5: Solve for x
    x = 363,180,910.24/30,203.13
  6. Step 6: Final answer
    x = 12,024.61

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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.