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Finding the Fourth Proportional to 95,737.04, 143,735.48 and 66,082

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Solution

The fourth proportional to 95,737.04, 143,735.48 and 66,082 is: 99,212.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,737.04 : 143,735.48 = 66,082 : x
  2. Step 2: Convert to fraction form
    95,737.04/143,735.48 = 66,082/x
  3. Step 3: Cross multiply
    95,737.04x = 143,735.48 × 66,082
  4. Step 4: Simplify right side
    95,737.04x = 9,498,327,989.36
  5. Step 5: Solve for x
    x = 9,498,327,989.36/95,737.04
  6. Step 6: Final answer
    x = 99,212.68

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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.