Home / 104,716.32-156,981.44-38,144.04

Finding the Fourth Proportional to 104,716.32, 156,981.44 and 38,144.04

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Solution

The fourth proportional to 104,716.32, 156,981.44 and 38,144.04 is: 57,182.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,716.32 : 156,981.44 = 38,144.04 : x
  2. Step 2: Convert to fraction form
    104,716.32/156,981.44 = 38,144.04/x
  3. Step 3: Cross multiply
    104,716.32x = 156,981.44 × 38,144.04
  4. Step 4: Simplify right side
    104,716.32x = 5,987,906,326.62
  5. Step 5: Solve for x
    x = 5,987,906,326.62/104,716.32
  6. Step 6: Final answer
    x = 57,182.17

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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.