Home / 179,176.55-268,755.77-66,847.97

Finding the Fourth Proportional to 179,176.55, 268,755.77 and 66,847.97

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Solution

The fourth proportional to 179,176.55, 268,755.77 and 66,847.97 is: 100,268.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,176.55 : 268,755.77 = 66,847.97 : x
  2. Step 2: Convert to fraction form
    179,176.55/268,755.77 = 66,847.97/x
  3. Step 3: Cross multiply
    179,176.55x = 268,755.77 × 66,847.97
  4. Step 4: Simplify right side
    179,176.55x = 17,965,778,489.30
  5. Step 5: Solve for x
    x = 17,965,778,489.30/179,176.55
  6. Step 6: Final answer
    x = 100,268.58

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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.