Home / 55,890.57-83,811.25-29,589.16

Finding the Fourth Proportional to 55,890.57, 83,811.25 and 29,589.16

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Solution

The fourth proportional to 55,890.57, 83,811.25 and 29,589.16 is: 44,370.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,890.57 : 83,811.25 = 29,589.16 : x
  2. Step 2: Convert to fraction form
    55,890.57/83,811.25 = 29,589.16/x
  3. Step 3: Cross multiply
    55,890.57x = 83,811.25 × 29,589.16
  4. Step 4: Simplify right side
    55,890.57x = 2,479,904,338.10
  5. Step 5: Solve for x
    x = 2,479,904,338.10/55,890.57
  6. Step 6: Final answer
    x = 44,370.71

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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.