Home / 154,118.39-231,176.97-48,945.56

Finding the Fourth Proportional to 154,118.39, 231,176.97 and 48,945.56

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Solution

The fourth proportional to 154,118.39, 231,176.97 and 48,945.56 is: 73,418.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,118.39 : 231,176.97 = 48,945.56 : x
  2. Step 2: Convert to fraction form
    154,118.39/231,176.97 = 48,945.56/x
  3. Step 3: Cross multiply
    154,118.39x = 231,176.97 × 48,945.56
  4. Step 4: Simplify right side
    154,118.39x = 11,315,085,099.87
  5. Step 5: Solve for x
    x = 11,315,085,099.87/154,118.39
  6. Step 6: Final answer
    x = 73,418.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.