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Finding the Fourth Proportional to 270,958.34, 373,846.14 and 156,227.96

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Solution

The fourth proportional to 270,958.34, 373,846.14 and 156,227.96 is: 215,550.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,958.34 : 373,846.14 = 156,227.96 : x
  2. Step 2: Convert to fraction form
    270,958.34/373,846.14 = 156,227.96/x
  3. Step 3: Cross multiply
    270,958.34x = 373,846.14 × 156,227.96
  4. Step 4: Simplify right side
    270,958.34x = 58,405,217,936.84
  5. Step 5: Solve for x
    x = 58,405,217,936.84/270,958.34
  6. Step 6: Final answer
    x = 215,550.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.