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Finding the Fourth Proportional to 273,105.44, 409,569.51 and 104,616.80

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Solution

The fourth proportional to 273,105.44, 409,569.51 and 104,616.80 is: 156,891.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,105.44 : 409,569.51 = 104,616.80 : x
  2. Step 2: Convert to fraction form
    273,105.44/409,569.51 = 104,616.80/x
  3. Step 3: Cross multiply
    273,105.44x = 409,569.51 × 104,616.80
  4. Step 4: Simplify right side
    273,105.44x = 42,847,851,513.77
  5. Step 5: Solve for x
    x = 42,847,851,513.77/273,105.44
  6. Step 6: Final answer
    x = 156,891.24

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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.