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Finding the Fourth Proportional to 270,231.92, 372,913.49 and 149,370.10

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Solution

The fourth proportional to 270,231.92, 372,913.49 and 149,370.10 is: 206,127.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,231.92 : 372,913.49 = 149,370.10 : x
  2. Step 2: Convert to fraction form
    270,231.92/372,913.49 = 149,370.10/x
  3. Step 3: Cross multiply
    270,231.92x = 372,913.49 × 149,370.10
  4. Step 4: Simplify right side
    270,231.92x = 55,702,124,545.80
  5. Step 5: Solve for x
    x = 55,702,124,545.80/270,231.92
  6. Step 6: Final answer
    x = 206,127.11

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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.