Home / 201,844.20-302,766.30-188,722.20

Finding the Fourth Proportional to 201,844.20, 302,766.30 and 188,722.20

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Solution

The fourth proportional to 201,844.20, 302,766.30 and 188,722.20 is: 283,083.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,844.20 : 302,766.30 = 188,722.20 : x
  2. Step 2: Convert to fraction form
    201,844.20/302,766.30 = 188,722.20/x
  3. Step 3: Cross multiply
    201,844.20x = 302,766.30 × 188,722.20
  4. Step 4: Simplify right side
    201,844.20x = 57,138,722,221.86
  5. Step 5: Solve for x
    x = 57,138,722,221.86/201,844.20
  6. Step 6: Final answer
    x = 283,083.30

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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.