Home / 104,396.22-144,067.17-56,649.57

Finding the Fourth Proportional to 104,396.22, 144,067.17 and 56,649.57

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Solution

The fourth proportional to 104,396.22, 144,067.17 and 56,649.57 is: 78,176.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,396.22 : 144,067.17 = 56,649.57 : x
  2. Step 2: Convert to fraction form
    104,396.22/144,067.17 = 56,649.57/x
  3. Step 3: Cross multiply
    104,396.22x = 144,067.17 × 56,649.57
  4. Step 4: Simplify right side
    104,396.22x = 8,161,343,231.62
  5. Step 5: Solve for x
    x = 8,161,343,231.62/104,396.22
  6. Step 6: Final answer
    x = 78,176.62

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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.