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Finding the Fourth Proportional to 88,471.46, 122,091.41 and 48,185.41

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Solution

The fourth proportional to 88,471.46, 122,091.41 and 48,185.41 is: 66,496.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,471.46 : 122,091.41 = 48,185.41 : x
  2. Step 2: Convert to fraction form
    88,471.46/122,091.41 = 48,185.41/x
  3. Step 3: Cross multiply
    88,471.46x = 122,091.41 × 48,185.41
  4. Step 4: Simplify right side
    88,471.46x = 5,883,023,796.94
  5. Step 5: Solve for x
    x = 5,883,023,796.94/88,471.46
  6. Step 6: Final answer
    x = 66,496.29

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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.