Home / 89,037.54-122,873.22-48,750.66

Finding the Fourth Proportional to 89,037.54, 122,873.22 and 48,750.66

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Solution

The fourth proportional to 89,037.54, 122,873.22 and 48,750.66 is: 67,276.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,037.54 : 122,873.22 = 48,750.66 : x
  2. Step 2: Convert to fraction form
    89,037.54/122,873.22 = 48,750.66/x
  3. Step 3: Cross multiply
    89,037.54x = 122,873.22 × 48,750.66
  4. Step 4: Simplify right side
    89,037.54x = 5,990,150,571.33
  5. Step 5: Solve for x
    x = 5,990,150,571.33/89,037.54
  6. Step 6: Final answer
    x = 67,276.69

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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.