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Finding the Fourth Proportional to 273,352.55, 410,057.98 and 115,596.95

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Solution

The fourth proportional to 273,352.55, 410,057.98 and 115,596.95 is: 173,407.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,352.55 : 410,057.98 = 115,596.95 : x
  2. Step 2: Convert to fraction form
    273,352.55/410,057.98 = 115,596.95/x
  3. Step 3: Cross multiply
    273,352.55x = 410,057.98 × 115,596.95
  4. Step 4: Simplify right side
    273,352.55x = 47,401,449,471.88
  5. Step 5: Solve for x
    x = 47,401,449,471.88/273,352.55
  6. Step 6: Final answer
    x = 173,407.75

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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.