Home / 449,581.50-674,356.73-112,625.10

Finding the Fourth Proportional to 449,581.50, 674,356.73 and 112,625.10

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Solution

The fourth proportional to 449,581.50, 674,356.73 and 112,625.10 is: 168,933.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,581.50 : 674,356.73 = 112,625.10 : x
  2. Step 2: Convert to fraction form
    449,581.50/674,356.73 = 112,625.10/x
  3. Step 3: Cross multiply
    449,581.50x = 674,356.73 × 112,625.10
  4. Step 4: Simplify right side
    449,581.50x = 75,949,493,588.80
  5. Step 5: Solve for x
    x = 75,949,493,588.80/449,581.50
  6. Step 6: Final answer
    x = 168,933.76

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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.