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Finding the Fourth Proportional to 95,097, 131,268.42 and 55,353

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Solution

The fourth proportional to 95,097, 131,268.42 and 55,353 is: 76,407.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,097 : 131,268.42 = 55,353 : x
  2. Step 2: Convert to fraction form
    95,097/131,268.42 = 55,353/x
  3. Step 3: Cross multiply
    95,097x = 131,268.42 × 55,353
  4. Step 4: Simplify right side
    95,097x = 7,266,100,852.26
  5. Step 5: Solve for x
    x = 7,266,100,852.26/95,097
  6. Step 6: Final answer
    x = 76,407.26

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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.