Home / 77,553.10-116,329.92-30,805.84

Finding the Fourth Proportional to 77,553.10, 116,329.92 and 30,805.84

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Solution

The fourth proportional to 77,553.10, 116,329.92 and 30,805.84 is: 46,208.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,553.10 : 116,329.92 = 30,805.84 : x
  2. Step 2: Convert to fraction form
    77,553.10/116,329.92 = 30,805.84/x
  3. Step 3: Cross multiply
    77,553.10x = 116,329.92 × 30,805.84
  4. Step 4: Simplify right side
    77,553.10x = 3,583,640,902.73
  5. Step 5: Solve for x
    x = 3,583,640,902.73/77,553.10
  6. Step 6: Final answer
    x = 46,208.87

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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.