Home / 274,852.78-412,273.33-75,173.17

Finding the Fourth Proportional to 274,852.78, 412,273.33 and 75,173.17

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Solution

The fourth proportional to 274,852.78, 412,273.33 and 75,173.17 is: 112,758.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,852.78 : 412,273.33 = 75,173.17 : x
  2. Step 2: Convert to fraction form
    274,852.78/412,273.33 = 75,173.17/x
  3. Step 3: Cross multiply
    274,852.78x = 412,273.33 × 75,173.17
  4. Step 4: Simplify right side
    274,852.78x = 30,991,893,122.56
  5. Step 5: Solve for x
    x = 30,991,893,122.56/274,852.78
  6. Step 6: Final answer
    x = 112,758.16

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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.