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Finding the Fourth Proportional to 95,912.88, 143,946.36 and 43,326.96

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Solution

The fourth proportional to 95,912.88, 143,946.36 and 43,326.96 is: 65,025.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,912.88 : 143,946.36 = 43,326.96 : x
  2. Step 2: Convert to fraction form
    95,912.88/143,946.36 = 43,326.96/x
  3. Step 3: Cross multiply
    95,912.88x = 143,946.36 × 43,326.96
  4. Step 4: Simplify right side
    95,912.88x = 6,236,758,181.87
  5. Step 5: Solve for x
    x = 6,236,758,181.87/95,912.88
  6. Step 6: Final answer
    x = 65,025.24

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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.