Home / 75,769.19-104,554.07-43,934.57

Finding the Fourth Proportional to 75,769.19, 104,554.07 and 43,934.57

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Solution

The fourth proportional to 75,769.19, 104,554.07 and 43,934.57 is: 60,625.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,769.19 : 104,554.07 = 43,934.57 : x
  2. Step 2: Convert to fraction form
    75,769.19/104,554.07 = 43,934.57/x
  3. Step 3: Cross multiply
    75,769.19x = 104,554.07 × 43,934.57
  4. Step 4: Simplify right side
    75,769.19x = 4,593,537,584.43
  5. Step 5: Solve for x
    x = 4,593,537,584.43/75,769.19
  6. Step 6: Final answer
    x = 60,625.41

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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.