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Finding the Fourth Proportional to 270,224.82, 372,890.52 and 149,359.32

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Solution

The fourth proportional to 270,224.82, 372,890.52 and 149,359.32 is: 206,104.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,224.82 : 372,890.52 = 149,359.32 : x
  2. Step 2: Convert to fraction form
    270,224.82/372,890.52 = 149,359.32/x
  3. Step 3: Cross multiply
    270,224.82x = 372,890.52 × 149,359.32
  4. Step 4: Simplify right side
    270,224.82x = 55,694,674,501.65
  5. Step 5: Solve for x
    x = 55,694,674,501.65/270,224.82
  6. Step 6: Final answer
    x = 206,104.96

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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.