Home / 199,923.13-275,883.28-109,261.63

Finding the Fourth Proportional to 199,923.13, 275,883.28 and 109,261.63

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Solution

The fourth proportional to 199,923.13, 275,883.28 and 109,261.63 is: 150,775.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,923.13 : 275,883.28 = 109,261.63 : x
  2. Step 2: Convert to fraction form
    199,923.13/275,883.28 = 109,261.63/x
  3. Step 3: Cross multiply
    199,923.13x = 275,883.28 × 109,261.63
  4. Step 4: Simplify right side
    199,923.13x = 30,143,456,862.55
  5. Step 5: Solve for x
    x = 30,143,456,862.55/199,923.13
  6. Step 6: Final answer
    x = 150,775.23

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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.