Home / 109,494.90-164,230.20-30,617.10

Finding the Fourth Proportional to 109,494.90, 164,230.20 and 30,617.10

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Solution

The fourth proportional to 109,494.90, 164,230.20 and 30,617.10 is: 45,922.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,494.90 : 164,230.20 = 30,617.10 : x
  2. Step 2: Convert to fraction form
    109,494.90/164,230.20 = 30,617.10/x
  3. Step 3: Cross multiply
    109,494.90x = 164,230.20 × 30,617.10
  4. Step 4: Simplify right side
    109,494.90x = 5,028,252,456.42
  5. Step 5: Solve for x
    x = 5,028,252,456.42/109,494.90
  6. Step 6: Final answer
    x = 45,922.25

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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.