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Finding the Fourth Proportional to 273,761.82, 410,571.45 and 115,909.02

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Solution

The fourth proportional to 273,761.82, 410,571.45 and 115,909.02 is: 173,833.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,761.82 : 410,571.45 = 115,909.02 : x
  2. Step 2: Convert to fraction form
    273,761.82/410,571.45 = 115,909.02/x
  3. Step 3: Cross multiply
    273,761.82x = 410,571.45 × 115,909.02
  4. Step 4: Simplify right side
    273,761.82x = 47,588,934,409.48
  5. Step 5: Solve for x
    x = 47,588,934,409.48/273,761.82
  6. Step 6: Final answer
    x = 173,833.35

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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.