Home / 85,512.26-117,994.29-48,718.82

Finding the Fourth Proportional to 85,512.26, 117,994.29 and 48,718.82

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Solution

The fourth proportional to 85,512.26, 117,994.29 and 48,718.82 is: 67,224.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,512.26 : 117,994.29 = 48,718.82 : x
  2. Step 2: Convert to fraction form
    85,512.26/117,994.29 = 48,718.82/x
  3. Step 3: Cross multiply
    85,512.26x = 117,994.29 × 48,718.82
  4. Step 4: Simplify right side
    85,512.26x = 5,748,542,575.54
  5. Step 5: Solve for x
    x = 5,748,542,575.54/85,512.26
  6. Step 6: Final answer
    x = 67,224.78

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1.5x scale

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.