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Finding the Fourth Proportional to 88,954.56, 122,757.36 and 48,667.68

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Solution

The fourth proportional to 88,954.56, 122,757.36 and 48,667.68 is: 67,161.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,954.56 : 122,757.36 = 48,667.68 : x
  2. Step 2: Convert to fraction form
    88,954.56/122,757.36 = 48,667.68/x
  3. Step 3: Cross multiply
    88,954.56x = 122,757.36 × 48,667.68
  4. Step 4: Simplify right side
    88,954.56x = 5,974,315,914.12
  5. Step 5: Solve for x
    x = 5,974,315,914.12/88,954.56
  6. Step 6: Final answer
    x = 67,161.44

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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.