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Finding the Fourth Proportional to 114,031.44, 171,087.90 and 50,845.91

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Solution

The fourth proportional to 114,031.44, 171,087.90 and 50,845.91 is: 76,287.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,031.44 : 171,087.90 = 50,845.91 : x
  2. Step 2: Convert to fraction form
    114,031.44/171,087.90 = 50,845.91/x
  3. Step 3: Cross multiply
    114,031.44x = 171,087.90 × 50,845.91
  4. Step 4: Simplify right side
    114,031.44x = 8,699,119,110.05
  5. Step 5: Solve for x
    x = 8,699,119,110.05/114,031.44
  6. Step 6: Final answer
    x = 76,287.02

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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.