Home / 133,930.29-200,889.66-40,433.25

Finding the Fourth Proportional to 133,930.29, 200,889.66 and 40,433.25

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Solution

The fourth proportional to 133,930.29, 200,889.66 and 40,433.25 is: 60,648.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,930.29 : 200,889.66 = 40,433.25 : x
  2. Step 2: Convert to fraction form
    133,930.29/200,889.66 = 40,433.25/x
  3. Step 3: Cross multiply
    133,930.29x = 200,889.66 × 40,433.25
  4. Step 4: Simplify right side
    133,930.29x = 8,122,621,845.20
  5. Step 5: Solve for x
    x = 8,122,621,845.20/133,930.29
  6. Step 6: Final answer
    x = 60,648.13

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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.