Home / 274,852.37-412,272.68-75,172.76

Finding the Fourth Proportional to 274,852.37, 412,272.68 and 75,172.76

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Solution

The fourth proportional to 274,852.37, 412,272.68 and 75,172.76 is: 112,757.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,852.37 : 412,272.68 = 75,172.76 : x
  2. Step 2: Convert to fraction form
    274,852.37/412,272.68 = 75,172.76/x
  3. Step 3: Cross multiply
    274,852.37x = 412,272.68 × 75,172.76
  4. Step 4: Simplify right side
    274,852.37x = 30,991,675,228.20
  5. Step 5: Solve for x
    x = 30,991,675,228.20/274,852.37
  6. Step 6: Final answer
    x = 112,757.53

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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.