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Finding the Fourth Proportional to 188,458.52, 282,738.80 and 63,799.52

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Solution

The fourth proportional to 188,458.52, 282,738.80 and 63,799.52 is: 95,716.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,458.52 : 282,738.80 = 63,799.52 : x
  2. Step 2: Convert to fraction form
    188,458.52/282,738.80 = 63,799.52/x
  3. Step 3: Cross multiply
    188,458.52x = 282,738.80 × 63,799.52
  4. Step 4: Simplify right side
    188,458.52x = 18,038,599,725.38
  5. Step 5: Solve for x
    x = 18,038,599,725.38/188,458.52
  6. Step 6: Final answer
    x = 95,716.55

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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.