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Finding the Fourth Proportional to 95,901.28, 143,466.48 and 82,893.28

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Solution

The fourth proportional to 95,901.28, 143,466.48 and 82,893.28 is: 124,006.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,901.28 : 143,466.48 = 82,893.28 : x
  2. Step 2: Convert to fraction form
    95,901.28/143,466.48 = 82,893.28/x
  3. Step 3: Cross multiply
    95,901.28x = 143,466.48 × 82,893.28
  4. Step 4: Simplify right side
    95,901.28x = 11,892,407,097.25
  5. Step 5: Solve for x
    x = 11,892,407,097.25/95,901.28
  6. Step 6: Final answer
    x = 124,006.76

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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.