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Finding the Fourth Proportional to 167,668.98, 251,528.49 and 55,361.07

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Solution

The fourth proportional to 167,668.98, 251,528.49 and 55,361.07 is: 83,049.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,668.98 : 251,528.49 = 55,361.07 : x
  2. Step 2: Convert to fraction form
    167,668.98/251,528.49 = 55,361.07/x
  3. Step 3: Cross multiply
    167,668.98x = 251,528.49 × 55,361.07
  4. Step 4: Simplify right side
    167,668.98x = 13,924,886,341.88
  5. Step 5: Solve for x
    x = 13,924,886,341.88/167,668.98
  6. Step 6: Final answer
    x = 83,049.87

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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.