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Finding the Fourth Proportional to 95,858.73, 143,734.23 and 65,908.17

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Solution

The fourth proportional to 95,858.73, 143,734.23 and 65,908.17 is: 98,825.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,858.73 : 143,734.23 = 65,908.17 : x
  2. Step 2: Convert to fraction form
    95,858.73/143,734.23 = 65,908.17/x
  3. Step 3: Cross multiply
    95,858.73x = 143,734.23 × 65,908.17
  4. Step 4: Simplify right side
    95,858.73x = 9,473,260,065.66
  5. Step 5: Solve for x
    x = 9,473,260,065.66/95,858.73
  6. Step 6: Final answer
    x = 98,825.22

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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.