Home / 133,561.28-200,374.32-40,067.03

Finding the Fourth Proportional to 133,561.28, 200,374.32 and 40,067.03

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Solution

The fourth proportional to 133,561.28, 200,374.32 and 40,067.03 is: 60,110.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,561.28 : 200,374.32 = 40,067.03 : x
  2. Step 2: Convert to fraction form
    133,561.28/200,374.32 = 40,067.03/x
  3. Step 3: Cross multiply
    133,561.28x = 200,374.32 × 40,067.03
  4. Step 4: Simplify right side
    133,561.28x = 8,028,403,890.67
  5. Step 5: Solve for x
    x = 8,028,403,890.67/133,561.28
  6. Step 6: Final answer
    x = 60,110.26

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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.