Home / 104,396.13-144,067.04-56,649.48

Finding the Fourth Proportional to 104,396.13, 144,067.04 and 56,649.48

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Solution

The fourth proportional to 104,396.13, 144,067.04 and 56,649.48 is: 78,176.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,396.13 : 144,067.04 = 56,649.48 : x
  2. Step 2: Convert to fraction form
    104,396.13/144,067.04 = 56,649.48/x
  3. Step 3: Cross multiply
    104,396.13x = 144,067.04 × 56,649.48
  4. Step 4: Simplify right side
    104,396.13x = 8,161,322,180.80
  5. Step 5: Solve for x
    x = 8,161,322,180.80/104,396.13
  6. Step 6: Final answer
    x = 78,176.48

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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.