Home / 275,248.40-412,873.22-75,571.52

Finding the Fourth Proportional to 275,248.40, 412,873.22 and 75,571.52

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Solution

The fourth proportional to 275,248.40, 412,873.22 and 75,571.52 is: 113,357.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,248.40 : 412,873.22 = 75,571.52 : x
  2. Step 2: Convert to fraction form
    275,248.40/412,873.22 = 75,571.52/x
  3. Step 3: Cross multiply
    275,248.40x = 412,873.22 × 75,571.52
  4. Step 4: Simplify right side
    275,248.40x = 31,201,456,802.69
  5. Step 5: Solve for x
    x = 31,201,456,802.69/275,248.40
  6. Step 6: Final answer
    x = 113,357.45

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1.5x scale

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.