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Finding the Fourth Proportional to 88,914.33, 122,700.93 and 48,627.66

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Solution

The fourth proportional to 88,914.33, 122,700.93 and 48,627.66 is: 67,105.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,914.33 : 122,700.93 = 48,627.66 : x
  2. Step 2: Convert to fraction form
    88,914.33/122,700.93 = 48,627.66/x
  3. Step 3: Cross multiply
    88,914.33x = 122,700.93 × 48,627.66
  4. Step 4: Simplify right side
    88,914.33x = 5,966,659,105.72
  5. Step 5: Solve for x
    x = 5,966,659,105.72/88,914.33
  6. Step 6: Final answer
    x = 67,105.71

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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.