Home / 88,736.16-122,454.98-48,449.81

Finding the Fourth Proportional to 88,736.16, 122,454.98 and 48,449.81

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Solution

The fourth proportional to 88,736.16, 122,454.98 and 48,449.81 is: 66,860.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,736.16 : 122,454.98 = 48,449.81 : x
  2. Step 2: Convert to fraction form
    88,736.16/122,454.98 = 48,449.81/x
  3. Step 3: Cross multiply
    88,736.16x = 122,454.98 × 48,449.81
  4. Step 4: Simplify right side
    88,736.16x = 5,932,919,660.03
  5. Step 5: Solve for x
    x = 5,932,919,660.03/88,736.16
  6. Step 6: Final answer
    x = 66,860.23

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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.