Home / 220,498.20-330,407.10-164,073.60

Finding the Fourth Proportional to 220,498.20, 330,407.10 and 164,073.60

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Solution

The fourth proportional to 220,498.20, 330,407.10 and 164,073.60 is: 245,857.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,498.20 : 330,407.10 = 164,073.60 : x
  2. Step 2: Convert to fraction form
    220,498.20/330,407.10 = 164,073.60/x
  3. Step 3: Cross multiply
    220,498.20x = 330,407.10 × 164,073.60
  4. Step 4: Simplify right side
    220,498.20x = 54,211,082,362.56
  5. Step 5: Solve for x
    x = 54,211,082,362.56/220,498.20
  6. Step 6: Final answer
    x = 245,857.26

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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.