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Finding the Fourth Proportional to 270,906.25, 373,871.67 and 150,058.78

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Solution

The fourth proportional to 270,906.25, 373,871.67 and 150,058.78 is: 207,092.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,906.25 : 373,871.67 = 150,058.78 : x
  2. Step 2: Convert to fraction form
    270,906.25/373,871.67 = 150,058.78/x
  3. Step 3: Cross multiply
    270,906.25x = 373,871.67 × 150,058.78
  4. Step 4: Simplify right side
    270,906.25x = 56,102,727,387.01
  5. Step 5: Solve for x
    x = 56,102,727,387.01/270,906.25
  6. Step 6: Final answer
    x = 207,092.77

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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.