Home / 72,309.14-108,424.02-22,375.34

Finding the Fourth Proportional to 72,309.14, 108,424.02 and 22,375.34

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Solution

The fourth proportional to 72,309.14, 108,424.02 and 22,375.34 is: 33,550.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,309.14 : 108,424.02 = 22,375.34 : x
  2. Step 2: Convert to fraction form
    72,309.14/108,424.02 = 22,375.34/x
  3. Step 3: Cross multiply
    72,309.14x = 108,424.02 × 22,375.34
  4. Step 4: Simplify right side
    72,309.14x = 2,426,024,311.67
  5. Step 5: Solve for x
    x = 2,426,024,311.67/72,309.14
  6. Step 6: Final answer
    x = 33,550.73

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1.5x scale

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.