Home / 57,934.11-79,955.79-35,286.39

Finding the Fourth Proportional to 57,934.11, 79,955.79 and 35,286.39

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Solution

The fourth proportional to 57,934.11, 79,955.79 and 35,286.39 is: 48,699.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,934.11 : 79,955.79 = 35,286.39 : x
  2. Step 2: Convert to fraction form
    57,934.11/79,955.79 = 35,286.39/x
  3. Step 3: Cross multiply
    57,934.11x = 79,955.79 × 35,286.39
  4. Step 4: Simplify right side
    57,934.11x = 2,821,351,188.70
  5. Step 5: Solve for x
    x = 2,821,351,188.70/57,934.11
  6. Step 6: Final answer
    x = 48,699.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.