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Finding the Fourth Proportional to 273,081.40, 409,806.51 and 95,589.88

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Solution

The fourth proportional to 273,081.40, 409,806.51 and 95,589.88 is: 143,449.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,081.40 : 409,806.51 = 95,589.88 : x
  2. Step 2: Convert to fraction form
    273,081.40/409,806.51 = 95,589.88/x
  3. Step 3: Cross multiply
    273,081.40x = 409,806.51 × 95,589.88
  4. Step 4: Simplify right side
    273,081.40x = 39,173,355,114.12
  5. Step 5: Solve for x
    x = 39,173,355,114.12/273,081.40
  6. Step 6: Final answer
    x = 143,449.37

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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.