Home / 146,197.22-219,226.70-67,288.10

Finding the Fourth Proportional to 146,197.22, 219,226.70 and 67,288.10

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Solution

The fourth proportional to 146,197.22, 219,226.70 and 67,288.10 is: 100,900.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,197.22 : 219,226.70 = 67,288.10 : x
  2. Step 2: Convert to fraction form
    146,197.22/219,226.70 = 67,288.10/x
  3. Step 3: Cross multiply
    146,197.22x = 219,226.70 × 67,288.10
  4. Step 4: Simplify right side
    146,197.22x = 14,751,348,112.27
  5. Step 5: Solve for x
    x = 14,751,348,112.27/146,197.22
  6. Step 6: Final answer
    x = 100,900.33

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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.