Home / 104,263.92-143,884.38-56,517.24

Finding the Fourth Proportional to 104,263.92, 143,884.38 and 56,517.24

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Solution

The fourth proportional to 104,263.92, 143,884.38 and 56,517.24 is: 77,993.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,263.92 : 143,884.38 = 56,517.24 : x
  2. Step 2: Convert to fraction form
    104,263.92/143,884.38 = 56,517.24/x
  3. Step 3: Cross multiply
    104,263.92x = 143,884.38 × 56,517.24
  4. Step 4: Simplify right side
    104,263.92x = 8,131,948,036.71
  5. Step 5: Solve for x
    x = 8,131,948,036.71/104,263.92
  6. Step 6: Final answer
    x = 77,993.88

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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.