Home / 104,049.15-156,014.11-31,983.29

Finding the Fourth Proportional to 104,049.15, 156,014.11 and 31,983.29

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Solution

The fourth proportional to 104,049.15, 156,014.11 and 31,983.29 is: 47,956.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,049.15 : 156,014.11 = 31,983.29 : x
  2. Step 2: Convert to fraction form
    104,049.15/156,014.11 = 31,983.29/x
  3. Step 3: Cross multiply
    104,049.15x = 156,014.11 × 31,983.29
  4. Step 4: Simplify right side
    104,049.15x = 4,989,844,524.22
  5. Step 5: Solve for x
    x = 4,989,844,524.22/104,049.15
  6. Step 6: Final answer
    x = 47,956.61

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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.