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Finding the Fourth Proportional to 188,766.05, 283,192.86 and 62,398.63

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Solution

The fourth proportional to 188,766.05, 283,192.86 and 62,398.63 is: 93,612.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,766.05 : 283,192.86 = 62,398.63 : x
  2. Step 2: Convert to fraction form
    188,766.05/283,192.86 = 62,398.63/x
  3. Step 3: Cross multiply
    188,766.05x = 283,192.86 × 62,398.63
  4. Step 4: Simplify right side
    188,766.05x = 17,670,845,073.82
  5. Step 5: Solve for x
    x = 17,670,845,073.82/188,766.05
  6. Step 6: Final answer
    x = 93,612.41

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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.