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Finding the Fourth Proportional to 273,209.56, 409,566.26 and 95,619.69

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Solution

The fourth proportional to 273,209.56, 409,566.26 and 95,619.69 is: 143,342.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,209.56 : 409,566.26 = 95,619.69 : x
  2. Step 2: Convert to fraction form
    273,209.56/409,566.26 = 95,619.69/x
  3. Step 3: Cross multiply
    273,209.56x = 409,566.26 × 95,619.69
  4. Step 4: Simplify right side
    273,209.56x = 39,162,599,054.71
  5. Step 5: Solve for x
    x = 39,162,599,054.71/273,209.56
  6. Step 6: Final answer
    x = 143,342.71

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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.