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Finding the Fourth Proportional to 94,646, 141,993 and 35,481.84

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Solution

The fourth proportional to 94,646, 141,993 and 35,481.84 is: 53,231.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,646 : 141,993 = 35,481.84 : x
  2. Step 2: Convert to fraction form
    94,646/141,993 = 35,481.84/x
  3. Step 3: Cross multiply
    94,646x = 141,993 × 35,481.84
  4. Step 4: Simplify right side
    94,646x = 5,038,172,907.12
  5. Step 5: Solve for x
    x = 5,038,172,907.12/94,646
  6. Step 6: Final answer
    x = 53,231.76

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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.