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Finding the Fourth Proportional to 273,241.01, 409,861.14 and 73,561.61

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Solution

The fourth proportional to 273,241.01, 409,861.14 and 73,561.61 is: 110,342.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,241.01 : 409,861.14 = 73,561.61 : x
  2. Step 2: Convert to fraction form
    273,241.01/409,861.14 = 73,561.61/x
  3. Step 3: Cross multiply
    273,241.01x = 409,861.14 × 73,561.61
  4. Step 4: Simplify right side
    273,241.01x = 30,150,045,334.84
  5. Step 5: Solve for x
    x = 30,150,045,334.84/273,241.01
  6. Step 6: Final answer
    x = 110,342.31

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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.