Home / 57,741.26-86,614.31-28,183.95

Finding the Fourth Proportional to 57,741.26, 86,614.31 and 28,183.95

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Solution

The fourth proportional to 57,741.26, 86,614.31 and 28,183.95 is: 42,277.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,741.26 : 86,614.31 = 28,183.95 : x
  2. Step 2: Convert to fraction form
    57,741.26/86,614.31 = 28,183.95/x
  3. Step 3: Cross multiply
    57,741.26x = 86,614.31 × 28,183.95
  4. Step 4: Simplify right side
    57,741.26x = 2,441,133,382.32
  5. Step 5: Solve for x
    x = 2,441,133,382.32/57,741.26
  6. Step 6: Final answer
    x = 42,277.11

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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.