Home / 83,224.86-124,778.97-30,627.51

Finding the Fourth Proportional to 83,224.86, 124,778.97 and 30,627.51

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Solution

The fourth proportional to 83,224.86, 124,778.97 and 30,627.51 is: 45,919.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,224.86 : 124,778.97 = 30,627.51 : x
  2. Step 2: Convert to fraction form
    83,224.86/124,778.97 = 30,627.51/x
  3. Step 3: Cross multiply
    83,224.86x = 124,778.97 × 30,627.51
  4. Step 4: Simplify right side
    83,224.86x = 3,821,669,151.46
  5. Step 5: Solve for x
    x = 3,821,669,151.46/83,224.86
  6. Step 6: Final answer
    x = 45,919.80

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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.