Home / 269,182.36-403,843.63-100,715.86

Finding the Fourth Proportional to 269,182.36, 403,843.63 and 100,715.86

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Solution

The fourth proportional to 269,182.36, 403,843.63 and 100,715.86 is: 151,100.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,182.36 : 403,843.63 = 100,715.86 : x
  2. Step 2: Convert to fraction form
    269,182.36/403,843.63 = 100,715.86/x
  3. Step 3: Cross multiply
    269,182.36x = 403,843.63 × 100,715.86
  4. Step 4: Simplify right side
    269,182.36x = 40,673,458,500.97
  5. Step 5: Solve for x
    x = 40,673,458,500.97/269,182.36
  6. Step 6: Final answer
    x = 151,100.01

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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.