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Finding the Fourth Proportional to 67,603.25, 101,361.94 and 35,993.81

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Solution

The fourth proportional to 67,603.25, 101,361.94 and 35,993.81 is: 53,967.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,603.25 : 101,361.94 = 35,993.81 : x
  2. Step 2: Convert to fraction form
    67,603.25/101,361.94 = 35,993.81/x
  3. Step 3: Cross multiply
    67,603.25x = 101,361.94 × 35,993.81
  4. Step 4: Simplify right side
    67,603.25x = 3,648,401,812.80
  5. Step 5: Solve for x
    x = 3,648,401,812.80/67,603.25
  6. Step 6: Final answer
    x = 53,967.85

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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.