Home / 180,764.64-271,182.42-66,913.44

Finding the Fourth Proportional to 180,764.64, 271,182.42 and 66,913.44

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Solution

The fourth proportional to 180,764.64, 271,182.42 and 66,913.44 is: 100,383.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,764.64 : 271,182.42 = 66,913.44 : x
  2. Step 2: Convert to fraction form
    180,764.64/271,182.42 = 66,913.44/x
  3. Step 3: Cross multiply
    180,764.64x = 271,182.42 × 66,913.44
  4. Step 4: Simplify right side
    180,764.64x = 18,145,748,589.72
  5. Step 5: Solve for x
    x = 18,145,748,589.72/180,764.64
  6. Step 6: Final answer
    x = 100,383.29

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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.