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Finding the Fourth Proportional to 188,799.91, 283,132.39 and 62,416.82

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Solution

The fourth proportional to 188,799.91, 283,132.39 and 62,416.82 is: 93,602.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,799.91 : 283,132.39 = 62,416.82 : x
  2. Step 2: Convert to fraction form
    188,799.91/283,132.39 = 62,416.82/x
  3. Step 3: Cross multiply
    188,799.91x = 283,132.39 × 62,416.82
  4. Step 4: Simplify right side
    188,799.91x = 17,672,223,422.80
  5. Step 5: Solve for x
    x = 17,672,223,422.80/188,799.91
  6. Step 6: Final answer
    x = 93,602.92

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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.