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Finding the Fourth Proportional to 167,889.16, 251,773.26 and 55,548.64

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Solution

The fourth proportional to 167,889.16, 251,773.26 and 55,548.64 is: 83,302.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,889.16 : 251,773.26 = 55,548.64 : x
  2. Step 2: Convert to fraction form
    167,889.16/251,773.26 = 55,548.64/x
  3. Step 3: Cross multiply
    167,889.16x = 251,773.26 × 55,548.64
  4. Step 4: Simplify right side
    167,889.16x = 13,985,662,181.37
  5. Step 5: Solve for x
    x = 13,985,662,181.37/167,889.16
  6. Step 6: Final answer
    x = 83,302.95

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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.