Home / 112,843.20-169,224.39-52,861.41

Finding the Fourth Proportional to 112,843.20, 169,224.39 and 52,861.41

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Solution

The fourth proportional to 112,843.20, 169,224.39 and 52,861.41 is: 79,273.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,843.20 : 169,224.39 = 52,861.41 : x
  2. Step 2: Convert to fraction form
    112,843.20/169,224.39 = 52,861.41/x
  3. Step 3: Cross multiply
    112,843.20x = 169,224.39 × 52,861.41
  4. Step 4: Simplify right side
    112,843.20x = 8,945,439,861.79
  5. Step 5: Solve for x
    x = 8,945,439,861.79/112,843.20
  6. Step 6: Final answer
    x = 79,273.18

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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.