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Finding the Fourth Proportional to 88,544.80, 122,196.15 and 49,794.82

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Solution

The fourth proportional to 88,544.80, 122,196.15 and 49,794.82 is: 68,719.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,544.80 : 122,196.15 = 49,794.82 : x
  2. Step 2: Convert to fraction form
    88,544.80/122,196.15 = 49,794.82/x
  3. Step 3: Cross multiply
    88,544.80x = 122,196.15 × 49,794.82
  4. Step 4: Simplify right side
    88,544.80x = 6,084,735,293.94
  5. Step 5: Solve for x
    x = 6,084,735,293.94/88,544.80
  6. Step 6: Final answer
    x = 68,719.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.