Home / 134,918.78-202,355.42-49,511.97

Finding the Fourth Proportional to 134,918.78, 202,355.42 and 49,511.97

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Solution

The fourth proportional to 134,918.78, 202,355.42 and 49,511.97 is: 74,259.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,918.78 : 202,355.42 = 49,511.97 : x
  2. Step 2: Convert to fraction form
    134,918.78/202,355.42 = 49,511.97/x
  3. Step 3: Cross multiply
    134,918.78x = 202,355.42 × 49,511.97
  4. Step 4: Simplify right side
    134,918.78x = 10,019,015,236.82
  5. Step 5: Solve for x
    x = 10,019,015,236.82/134,918.78
  6. Step 6: Final answer
    x = 74,259.61

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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.