Home / 64,067.83-96,122.30-30,790.30

Finding the Fourth Proportional to 64,067.83, 96,122.30 and 30,790.30

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Solution

The fourth proportional to 64,067.83, 96,122.30 and 30,790.30 is: 46,195.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,067.83 : 96,122.30 = 30,790.30 : x
  2. Step 2: Convert to fraction form
    64,067.83/96,122.30 = 30,790.30/x
  3. Step 3: Cross multiply
    64,067.83x = 96,122.30 × 30,790.30
  4. Step 4: Simplify right side
    64,067.83x = 2,959,634,453.69
  5. Step 5: Solve for x
    x = 2,959,634,453.69/64,067.83
  6. Step 6: Final answer
    x = 46,195.33

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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.