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Finding the Fourth Proportional to 133,993.56, 184,920.10 and 88,593.48

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Solution

The fourth proportional to 133,993.56, 184,920.10 and 88,593.48 is: 122,264.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,993.56 : 184,920.10 = 88,593.48 : x
  2. Step 2: Convert to fraction form
    133,993.56/184,920.10 = 88,593.48/x
  3. Step 3: Cross multiply
    133,993.56x = 184,920.10 × 88,593.48
  4. Step 4: Simplify right side
    133,993.56x = 16,382,715,180.95
  5. Step 5: Solve for x
    x = 16,382,715,180.95/133,993.56
  6. Step 6: Final answer
    x = 122,264.94

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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.