Home / 165,682.20-248,523.30-54,874.20

Finding the Fourth Proportional to 165,682.20, 248,523.30 and 54,874.20

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Solution

The fourth proportional to 165,682.20, 248,523.30 and 54,874.20 is: 82,311.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,682.20 : 248,523.30 = 54,874.20 : x
  2. Step 2: Convert to fraction form
    165,682.20/248,523.30 = 54,874.20/x
  3. Step 3: Cross multiply
    165,682.20x = 248,523.30 × 54,874.20
  4. Step 4: Simplify right side
    165,682.20x = 13,637,517,268.86
  5. Step 5: Solve for x
    x = 13,637,517,268.86/165,682.20
  6. Step 6: Final answer
    x = 82,311.30

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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.