Home / 68,746.22-103,117.44-21,998.42

Finding the Fourth Proportional to 68,746.22, 103,117.44 and 21,998.42

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Solution

The fourth proportional to 68,746.22, 103,117.44 and 21,998.42 is: 32,997.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,746.22 : 103,117.44 = 21,998.42 : x
  2. Step 2: Convert to fraction form
    68,746.22/103,117.44 = 21,998.42/x
  3. Step 3: Cross multiply
    68,746.22x = 103,117.44 × 21,998.42
  4. Step 4: Simplify right side
    68,746.22x = 2,268,420,754.44
  5. Step 5: Solve for x
    x = 2,268,420,754.44/68,746.22
  6. Step 6: Final answer
    x = 32,997.03

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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.