Home / 72,581.04-108,870.60-35,144.46

Finding the Fourth Proportional to 72,581.04, 108,870.60 and 35,144.46

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Solution

The fourth proportional to 72,581.04, 108,870.60 and 35,144.46 is: 52,716.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,581.04 : 108,870.60 = 35,144.46 : x
  2. Step 2: Convert to fraction form
    72,581.04/108,870.60 = 35,144.46/x
  3. Step 3: Cross multiply
    72,581.04x = 108,870.60 × 35,144.46
  4. Step 4: Simplify right side
    72,581.04x = 3,826,198,446.88
  5. Step 5: Solve for x
    x = 3,826,198,446.88/72,581.04
  6. Step 6: Final answer
    x = 52,716.23

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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.