Home / 149,294.25-206,026.07-82,226.25

Finding the Fourth Proportional to 149,294.25, 206,026.07 and 82,226.25

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Solution

The fourth proportional to 149,294.25, 206,026.07 and 82,226.25 is: 113,472.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,294.25 : 206,026.07 = 82,226.25 : x
  2. Step 2: Convert to fraction form
    149,294.25/206,026.07 = 82,226.25/x
  3. Step 3: Cross multiply
    149,294.25x = 206,026.07 × 82,226.25
  4. Step 4: Simplify right side
    149,294.25x = 16,940,750,727.21
  5. Step 5: Solve for x
    x = 16,940,750,727.21/149,294.25
  6. Step 6: Final answer
    x = 113,472.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.