Home / 131,749.62-181,902.27-88,793

Finding the Fourth Proportional to 131,749.62, 181,902.27 and 88,793

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Solution

The fourth proportional to 131,749.62, 181,902.27 and 88,793 is: 122,593.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,749.62 : 181,902.27 = 88,793 : x
  2. Step 2: Convert to fraction form
    131,749.62/181,902.27 = 88,793/x
  3. Step 3: Cross multiply
    131,749.62x = 181,902.27 × 88,793
  4. Step 4: Simplify right side
    131,749.62x = 16,151,648,260.11
  5. Step 5: Solve for x
    x = 16,151,648,260.11/131,749.62
  6. Step 6: Final answer
    x = 122,593.51

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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.