Home / 220,825.25-331,237.97-71,065.52

Finding the Fourth Proportional to 220,825.25, 331,237.97 and 71,065.52

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Solution

The fourth proportional to 220,825.25, 331,237.97 and 71,065.52 is: 106,598.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,825.25 : 331,237.97 = 71,065.52 : x
  2. Step 2: Convert to fraction form
    220,825.25/331,237.97 = 71,065.52/x
  3. Step 3: Cross multiply
    220,825.25x = 331,237.97 × 71,065.52
  4. Step 4: Simplify right side
    220,825.25x = 23,539,598,478.66
  5. Step 5: Solve for x
    x = 23,539,598,478.66/220,825.25
  6. Step 6: Final answer
    x = 106,598.31

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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.