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Finding the Fourth Proportional to 88,802.73, 132,556.29 and 77,592.54

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Solution

The fourth proportional to 88,802.73, 132,556.29 and 77,592.54 is: 115,822.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,802.73 : 132,556.29 = 77,592.54 : x
  2. Step 2: Convert to fraction form
    88,802.73/132,556.29 = 77,592.54/x
  3. Step 3: Cross multiply
    88,802.73x = 132,556.29 × 77,592.54
  4. Step 4: Simplify right side
    88,802.73x = 10,285,379,234.08
  5. Step 5: Solve for x
    x = 10,285,379,234.08/88,802.73
  6. Step 6: Final answer
    x = 115,822.78

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.