Home / 41,345.71-57,062.53-40,219.86

Finding the Fourth Proportional to 41,345.71, 57,062.53 and 40,219.86

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Solution

The fourth proportional to 41,345.71, 57,062.53 and 40,219.86 is: 55,508.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,345.71 : 57,062.53 = 40,219.86 : x
  2. Step 2: Convert to fraction form
    41,345.71/57,062.53 = 40,219.86/x
  3. Step 3: Cross multiply
    41,345.71x = 57,062.53 × 40,219.86
  4. Step 4: Simplify right side
    41,345.71x = 2,295,046,684.89
  5. Step 5: Solve for x
    x = 2,295,046,684.89/41,345.71
  6. Step 6: Final answer
    x = 55,508.71

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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.