Home / 220,017.48-330,193.38-161,005.44

Finding the Fourth Proportional to 220,017.48, 330,193.38 and 161,005.44

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Solution

The fourth proportional to 220,017.48, 330,193.38 and 161,005.44 is: 241,630.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,017.48 : 330,193.38 = 161,005.44 : x
  2. Step 2: Convert to fraction form
    220,017.48/330,193.38 = 161,005.44/x
  3. Step 3: Cross multiply
    220,017.48x = 330,193.38 × 161,005.44
  4. Step 4: Simplify right side
    220,017.48x = 53,162,930,431.99
  5. Step 5: Solve for x
    x = 53,162,930,431.99/220,017.48
  6. Step 6: Final answer
    x = 241,630.49

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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.