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Finding the Fourth Proportional to 95,908.50, 143,808.48 and 65,957.94

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Solution

The fourth proportional to 95,908.50, 143,808.48 and 65,957.94 is: 98,899.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,908.50 : 143,808.48 = 65,957.94 : x
  2. Step 2: Convert to fraction form
    95,908.50/143,808.48 = 65,957.94/x
  3. Step 3: Cross multiply
    95,908.50x = 143,808.48 × 65,957.94
  4. Step 4: Simplify right side
    95,908.50x = 9,485,311,095.33
  5. Step 5: Solve for x
    x = 9,485,311,095.33/95,908.50
  6. Step 6: Final answer
    x = 98,899.59

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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.