Home / 49,822.86-68,716.62-31,919.57

Finding the Fourth Proportional to 49,822.86, 68,716.62 and 31,919.57

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Solution

The fourth proportional to 49,822.86, 68,716.62 and 31,919.57 is: 44,024.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,822.86 : 68,716.62 = 31,919.57 : x
  2. Step 2: Convert to fraction form
    49,822.86/68,716.62 = 31,919.57/x
  3. Step 3: Cross multiply
    49,822.86x = 68,716.62 × 31,919.57
  4. Step 4: Simplify right side
    49,822.86x = 2,193,404,618.67
  5. Step 5: Solve for x
    x = 2,193,404,618.67/49,822.86
  6. Step 6: Final answer
    x = 44,024.06

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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.