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Finding the Fourth Proportional to 225,111.42, 337,616.91 and 67,319.37

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Solution

The fourth proportional to 225,111.42, 337,616.91 and 67,319.37 is: 100,964.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,111.42 : 337,616.91 = 67,319.37 : x
  2. Step 2: Convert to fraction form
    225,111.42/337,616.91 = 67,319.37/x
  3. Step 3: Cross multiply
    225,111.42x = 337,616.91 × 67,319.37
  4. Step 4: Simplify right side
    225,111.42x = 22,728,157,682.55
  5. Step 5: Solve for x
    x = 22,728,157,682.55/225,111.42
  6. Step 6: Final answer
    x = 100,964.04

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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.