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Finding the Fourth Proportional to 88,449.86, 122,060.84 and 48,163.61

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Solution

The fourth proportional to 88,449.86, 122,060.84 and 48,163.61 is: 66,465.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,449.86 : 122,060.84 = 48,163.61 : x
  2. Step 2: Convert to fraction form
    88,449.86/122,060.84 = 48,163.61/x
  3. Step 3: Cross multiply
    88,449.86x = 122,060.84 × 48,163.61
  4. Step 4: Simplify right side
    88,449.86x = 5,878,889,842.91
  5. Step 5: Solve for x
    x = 5,878,889,842.91/88,449.86
  6. Step 6: Final answer
    x = 66,465.79

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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.