Home / 220,712.94-331,067.04-146,166.60

Finding the Fourth Proportional to 220,712.94, 331,067.04 and 146,166.60

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Solution

The fourth proportional to 220,712.94, 331,067.04 and 146,166.60 is: 219,248.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,712.94 : 331,067.04 = 146,166.60 : x
  2. Step 2: Convert to fraction form
    220,712.94/331,067.04 = 146,166.60/x
  3. Step 3: Cross multiply
    220,712.94x = 331,067.04 × 146,166.60
  4. Step 4: Simplify right side
    220,712.94x = 48,390,943,608.86
  5. Step 5: Solve for x
    x = 48,390,943,608.86/220,712.94
  6. Step 6: Final answer
    x = 219,248.33

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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.