Home / 55,664.13-83,367-55,249.29

Finding the Fourth Proportional to 55,664.13, 83,367 and 55,249.29

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Solution

The fourth proportional to 55,664.13, 83,367 and 55,249.29 is: 82,745.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,664.13 : 83,367 = 55,249.29 : x
  2. Step 2: Convert to fraction form
    55,664.13/83,367 = 55,249.29/x
  3. Step 3: Cross multiply
    55,664.13x = 83,367 × 55,249.29
  4. Step 4: Simplify right side
    55,664.13x = 4,605,967,559.43
  5. Step 5: Solve for x
    x = 4,605,967,559.43/55,664.13
  6. Step 6: Final answer
    x = 82,745.70

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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.