Home / 104,080.44-143,634.48-63,786.41

Finding the Fourth Proportional to 104,080.44, 143,634.48 and 63,786.41

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Solution

The fourth proportional to 104,080.44, 143,634.48 and 63,786.41 is: 88,027.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,080.44 : 143,634.48 = 63,786.41 : x
  2. Step 2: Convert to fraction form
    104,080.44/143,634.48 = 63,786.41/x
  3. Step 3: Cross multiply
    104,080.44x = 143,634.48 × 63,786.41
  4. Step 4: Simplify right side
    104,080.44x = 9,161,927,831.42
  5. Step 5: Solve for x
    x = 9,161,927,831.42/104,080.44
  6. Step 6: Final answer
    x = 88,027.37

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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.