Home / 134,919.78-202,356.91-49,512.97

Finding the Fourth Proportional to 134,919.78, 202,356.91 and 49,512.97

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Solution

The fourth proportional to 134,919.78, 202,356.91 and 49,512.97 is: 74,261.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,919.78 : 202,356.91 = 49,512.97 : x
  2. Step 2: Convert to fraction form
    134,919.78/202,356.91 = 49,512.97/x
  3. Step 3: Cross multiply
    134,919.78x = 202,356.91 × 49,512.97
  4. Step 4: Simplify right side
    134,919.78x = 10,019,291,614.12
  5. Step 5: Solve for x
    x = 10,019,291,614.12/134,919.78
  6. Step 6: Final answer
    x = 74,261.10

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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.