Home / 220,086.90-330,003.73-117,377.52

Finding the Fourth Proportional to 220,086.90, 330,003.73 and 117,377.52

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Solution

The fourth proportional to 220,086.90, 330,003.73 and 117,377.52 is: 175,998.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,086.90 : 330,003.73 = 117,377.52 : x
  2. Step 2: Convert to fraction form
    220,086.90/330,003.73 = 117,377.52/x
  3. Step 3: Cross multiply
    220,086.90x = 330,003.73 × 117,377.52
  4. Step 4: Simplify right side
    220,086.90x = 38,735,019,418.15
  5. Step 5: Solve for x
    x = 38,735,019,418.15/220,086.90
  6. Step 6: Final answer
    x = 175,998.75

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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.