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Finding the Fourth Proportional to 188,175.58, 282,044.49 and 69,755.74

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Solution

The fourth proportional to 188,175.58, 282,044.49 and 69,755.74 is: 104,552.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,175.58 : 282,044.49 = 69,755.74 : x
  2. Step 2: Convert to fraction form
    188,175.58/282,044.49 = 69,755.74/x
  3. Step 3: Cross multiply
    188,175.58x = 282,044.49 × 69,755.74
  4. Step 4: Simplify right side
    188,175.58x = 19,674,222,112.87
  5. Step 5: Solve for x
    x = 19,674,222,112.87/188,175.58
  6. Step 6: Final answer
    x = 104,552.47

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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.