Home / 220,020.48-330,197.88-161,008.44

Finding the Fourth Proportional to 220,020.48, 330,197.88 and 161,008.44

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Solution

The fourth proportional to 220,020.48, 330,197.88 and 161,008.44 is: 241,634.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,020.48 : 330,197.88 = 161,008.44 : x
  2. Step 2: Convert to fraction form
    220,020.48/330,197.88 = 161,008.44/x
  3. Step 3: Cross multiply
    220,020.48x = 330,197.88 × 161,008.44
  4. Step 4: Simplify right side
    220,020.48x = 53,164,645,550.11
  5. Step 5: Solve for x
    x = 53,164,645,550.11/220,020.48
  6. Step 6: Final answer
    x = 241,634.99

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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.