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Finding the Fourth Proportional to 225,344.96, 337,997.28 and 67,608.64

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Solution

The fourth proportional to 225,344.96, 337,997.28 and 67,608.64 is: 101,406.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,344.96 : 337,997.28 = 67,608.64 : x
  2. Step 2: Convert to fraction form
    225,344.96/337,997.28 = 67,608.64/x
  3. Step 3: Cross multiply
    225,344.96x = 337,997.28 × 67,608.64
  4. Step 4: Simplify right side
    225,344.96x = 22,851,536,424.50
  5. Step 5: Solve for x
    x = 22,851,536,424.50/225,344.96
  6. Step 6: Final answer
    x = 101,406.91

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1.5x scale

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.