Home / 133,921.29-200,876.16-40,424.25

Finding the Fourth Proportional to 133,921.29, 200,876.16 and 40,424.25

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Solution

The fourth proportional to 133,921.29, 200,876.16 and 40,424.25 is: 60,634.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,921.29 : 200,876.16 = 40,424.25 : x
  2. Step 2: Convert to fraction form
    133,921.29/200,876.16 = 40,424.25/x
  3. Step 3: Cross multiply
    133,921.29x = 200,876.16 × 40,424.25
  4. Step 4: Simplify right side
    133,921.29x = 8,120,268,110.88
  5. Step 5: Solve for x
    x = 8,120,268,110.88/133,921.29
  6. Step 6: Final answer
    x = 60,634.63

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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.