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Finding the Fourth Proportional to 273,208.15, 409,564.13 and 95,618.28

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Solution

The fourth proportional to 273,208.15, 409,564.13 and 95,618.28 is: 143,340.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,208.15 : 409,564.13 = 95,618.28 : x
  2. Step 2: Convert to fraction form
    273,208.15/409,564.13 = 95,618.28/x
  3. Step 3: Cross multiply
    273,208.15x = 409,564.13 × 95,618.28
  4. Step 4: Simplify right side
    273,208.15x = 39,161,816,414.27
  5. Step 5: Solve for x
    x = 39,161,816,414.27/273,208.15
  6. Step 6: Final answer
    x = 143,340.59

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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.