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Finding the Fourth Proportional to 72,003.26, 108,000.84 and 22,083.22

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Solution

The fourth proportional to 72,003.26, 108,000.84 and 22,083.22 is: 33,123.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,003.26 : 108,000.84 = 22,083.22 : x
  2. Step 2: Convert to fraction form
    72,003.26/108,000.84 = 22,083.22/x
  3. Step 3: Cross multiply
    72,003.26x = 108,000.84 × 22,083.22
  4. Step 4: Simplify right side
    72,003.26x = 2,385,006,309.90
  5. Step 5: Solve for x
    x = 2,385,006,309.90/72,003.26
  6. Step 6: Final answer
    x = 33,123.59

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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.