Home / 134,452.89-185,144.81-131,469.30

Finding the Fourth Proportional to 134,452.89, 185,144.81 and 131,469.30

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Solution

The fourth proportional to 134,452.89, 185,144.81 and 131,469.30 is: 181,036.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,452.89 : 185,144.81 = 131,469.30 : x
  2. Step 2: Convert to fraction form
    134,452.89/185,144.81 = 131,469.30/x
  3. Step 3: Cross multiply
    134,452.89x = 185,144.81 × 131,469.30
  4. Step 4: Simplify right side
    134,452.89x = 24,340,857,911.99
  5. Step 5: Solve for x
    x = 24,340,857,911.99/134,452.89
  6. Step 6: Final answer
    x = 181,036.33

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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.