Home / 199,716.02-275,610.30-109,074.64

Finding the Fourth Proportional to 199,716.02, 275,610.30 and 109,074.64

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Solution

The fourth proportional to 199,716.02, 275,610.30 and 109,074.64 is: 150,524.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,716.02 : 275,610.30 = 109,074.64 : x
  2. Step 2: Convert to fraction form
    199,716.02/275,610.30 = 109,074.64/x
  3. Step 3: Cross multiply
    199,716.02x = 275,610.30 × 109,074.64
  4. Step 4: Simplify right side
    199,716.02x = 30,062,094,252.79
  5. Step 5: Solve for x
    x = 30,062,094,252.79/199,716.02
  6. Step 6: Final answer
    x = 150,524.20

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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.