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Finding the Fourth Proportional to 46,161, 69,241.37 and 35,646.39

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Solution

The fourth proportional to 46,161, 69,241.37 and 35,646.39 is: 53,469.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,161 : 69,241.37 = 35,646.39 : x
  2. Step 2: Convert to fraction form
    46,161/69,241.37 = 35,646.39/x
  3. Step 3: Cross multiply
    46,161x = 69,241.37 × 35,646.39
  4. Step 4: Simplify right side
    46,161x = 2,468,204,700.92
  5. Step 5: Solve for x
    x = 2,468,204,700.92/46,161
  6. Step 6: Final answer
    x = 53,469.48

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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.