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Finding the Fourth Proportional to 135,365.79, 202,826.75 and 95,851.97

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Solution

The fourth proportional to 135,365.79, 202,826.75 and 95,851.97 is: 143,620.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,365.79 : 202,826.75 = 95,851.97 : x
  2. Step 2: Convert to fraction form
    135,365.79/202,826.75 = 95,851.97/x
  3. Step 3: Cross multiply
    135,365.79x = 202,826.75 × 95,851.97
  4. Step 4: Simplify right side
    135,365.79x = 19,441,342,062.80
  5. Step 5: Solve for x
    x = 19,441,342,062.80/135,365.79
  6. Step 6: Final answer
    x = 143,620.79

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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.