Home / 88,738.11-122,458.01-48,451.86

Finding the Fourth Proportional to 88,738.11, 122,458.01 and 48,451.86

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Solution

The fourth proportional to 88,738.11, 122,458.01 and 48,451.86 is: 66,863.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,738.11 : 122,458.01 = 48,451.86 : x
  2. Step 2: Convert to fraction form
    88,738.11/122,458.01 = 48,451.86/x
  3. Step 3: Cross multiply
    88,738.11x = 122,458.01 × 48,451.86
  4. Step 4: Simplify right side
    88,738.11x = 5,933,318,114.14
  5. Step 5: Solve for x
    x = 5,933,318,114.14/88,738.11
  6. Step 6: Final answer
    x = 66,863.25

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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.