Home / 275,496.06-412,849.86-156,922.62

Finding the Fourth Proportional to 275,496.06, 412,849.86 and 156,922.62

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Solution

The fourth proportional to 275,496.06, 412,849.86 and 156,922.62 is: 235,159.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,496.06 : 412,849.86 = 156,922.62 : x
  2. Step 2: Convert to fraction form
    275,496.06/412,849.86 = 156,922.62/x
  3. Step 3: Cross multiply
    275,496.06x = 412,849.86 × 156,922.62
  4. Step 4: Simplify right side
    275,496.06x = 64,785,481,697.83
  5. Step 5: Solve for x
    x = 64,785,481,697.83/275,496.06
  6. Step 6: Final answer
    x = 235,159.38

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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.