Home / 200,067.26-276,089.33-109,421.24

Finding the Fourth Proportional to 200,067.26, 276,089.33 and 109,421.24

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Solution

The fourth proportional to 200,067.26, 276,089.33 and 109,421.24 is: 150,999.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,067.26 : 276,089.33 = 109,421.24 : x
  2. Step 2: Convert to fraction form
    200,067.26/276,089.33 = 109,421.24/x
  3. Step 3: Cross multiply
    200,067.26x = 276,089.33 × 109,421.24
  4. Step 4: Simplify right side
    200,067.26x = 30,210,035,875.59
  5. Step 5: Solve for x
    x = 30,210,035,875.59/200,067.26
  6. Step 6: Final answer
    x = 150,999.40

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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.