Home / 199,659.55-275,541.35-109,023.95

Finding the Fourth Proportional to 199,659.55, 275,541.35 and 109,023.95

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Solution

The fourth proportional to 199,659.55, 275,541.35 and 109,023.95 is: 150,459.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,659.55 : 275,541.35 = 109,023.95 : x
  2. Step 2: Convert to fraction form
    199,659.55/275,541.35 = 109,023.95/x
  3. Step 3: Cross multiply
    199,659.55x = 275,541.35 × 109,023.95
  4. Step 4: Simplify right side
    199,659.55x = 30,040,606,365.33
  5. Step 5: Solve for x
    x = 30,040,606,365.33/199,659.55
  6. Step 6: Final answer
    x = 150,459.15

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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.