Home / 52,198.22-78,309.29-22,621.02

Finding the Fourth Proportional to 52,198.22, 78,309.29 and 22,621.02

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Solution

The fourth proportional to 52,198.22, 78,309.29 and 22,621.02 is: 33,936.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,198.22 : 78,309.29 = 22,621.02 : x
  2. Step 2: Convert to fraction form
    52,198.22/78,309.29 = 22,621.02/x
  3. Step 3: Cross multiply
    52,198.22x = 78,309.29 × 22,621.02
  4. Step 4: Simplify right side
    52,198.22x = 1,771,436,015.28
  5. Step 5: Solve for x
    x = 1,771,436,015.28/52,198.22
  6. Step 6: Final answer
    x = 33,936.71

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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.