Home / 188,422.22-282,560.97-76,063.34

Finding the Fourth Proportional to 188,422.22, 282,560.97 and 76,063.34

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Solution

The fourth proportional to 188,422.22, 282,560.97 and 76,063.34 is: 114,065.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,422.22 : 282,560.97 = 76,063.34 : x
  2. Step 2: Convert to fraction form
    188,422.22/282,560.97 = 76,063.34/x
  3. Step 3: Cross multiply
    188,422.22x = 282,560.97 × 76,063.34
  4. Step 4: Simplify right side
    188,422.22x = 21,492,531,131.84
  5. Step 5: Solve for x
    x = 21,492,531,131.84/188,422.22
  6. Step 6: Final answer
    x = 114,065.80

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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.