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Finding the Fourth Proportional to 188,855.44, 283,327.20 and 62,490.58

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Solution

The fourth proportional to 188,855.44, 283,327.20 and 62,490.58 is: 93,750.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,855.44 : 283,327.20 = 62,490.58 : x
  2. Step 2: Convert to fraction form
    188,855.44/283,327.20 = 62,490.58/x
  3. Step 3: Cross multiply
    188,855.44x = 283,327.20 × 62,490.58
  4. Step 4: Simplify right side
    188,855.44x = 17,705,281,057.78
  5. Step 5: Solve for x
    x = 17,705,281,057.78/188,855.44
  6. Step 6: Final answer
    x = 93,750.44

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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.