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Finding the Fourth Proportional to 188,802.05, 283,135.61 and 62,418.97

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Solution

The fourth proportional to 188,802.05, 283,135.61 and 62,418.97 is: 93,606.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,802.05 : 283,135.61 = 62,418.97 : x
  2. Step 2: Convert to fraction form
    188,802.05/283,135.61 = 62,418.97/x
  3. Step 3: Cross multiply
    188,802.05x = 283,135.61 × 62,418.97
  4. Step 4: Simplify right side
    188,802.05x = 17,673,033,146.52
  5. Step 5: Solve for x
    x = 17,673,033,146.52/188,802.05
  6. Step 6: Final answer
    x = 93,606.15

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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.