Home / 52,170.88-71,994.56-28,296.96

Finding the Fourth Proportional to 52,170.88, 71,994.56 and 28,296.96

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Solution

The fourth proportional to 52,170.88, 71,994.56 and 28,296.96 is: 39,049.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,170.88 : 71,994.56 = 28,296.96 : x
  2. Step 2: Convert to fraction form
    52,170.88/71,994.56 = 28,296.96/x
  3. Step 3: Cross multiply
    52,170.88x = 71,994.56 × 28,296.96
  4. Step 4: Simplify right side
    52,170.88x = 2,037,227,184.54
  5. Step 5: Solve for x
    x = 2,037,227,184.54/52,170.88
  6. Step 6: Final answer
    x = 39,049.12

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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.