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Finding the Fourth Proportional to 88,563.74, 122,218 and 48,277.46

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Solution

The fourth proportional to 88,563.74, 122,218 and 48,277.46 is: 66,622.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,563.74 : 122,218 = 48,277.46 : x
  2. Step 2: Convert to fraction form
    88,563.74/122,218 = 48,277.46/x
  3. Step 3: Cross multiply
    88,563.74x = 122,218 × 48,277.46
  4. Step 4: Simplify right side
    88,563.74x = 5,900,374,606.28
  5. Step 5: Solve for x
    x = 5,900,374,606.28/88,563.74
  6. Step 6: Final answer
    x = 66,622.92

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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.