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Finding the Fourth Proportional to 167,649.28, 251,477.76 and 55,293.44

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Solution

The fourth proportional to 167,649.28, 251,477.76 and 55,293.44 is: 82,941.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,649.28 : 251,477.76 = 55,293.44 : x
  2. Step 2: Convert to fraction form
    167,649.28/251,477.76 = 55,293.44/x
  3. Step 3: Cross multiply
    167,649.28x = 251,477.76 × 55,293.44
  4. Step 4: Simplify right side
    167,649.28x = 13,905,070,433.89
  5. Step 5: Solve for x
    x = 13,905,070,433.89/167,649.28
  6. Step 6: Final answer
    x = 82,941.43

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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.