Home / 134,067.18-200,868.48-81,366.24

Finding the Fourth Proportional to 134,067.18, 200,868.48 and 81,366.24

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Solution

The fourth proportional to 134,067.18, 200,868.48 and 81,366.24 is: 121,908.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,067.18 : 200,868.48 = 81,366.24 : x
  2. Step 2: Convert to fraction form
    134,067.18/200,868.48 = 81,366.24/x
  3. Step 3: Cross multiply
    134,067.18x = 200,868.48 × 81,366.24
  4. Step 4: Simplify right side
    134,067.18x = 16,343,912,952.12
  5. Step 5: Solve for x
    x = 16,343,912,952.12/134,067.18
  6. Step 6: Final answer
    x = 121,908.38

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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.