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Finding the Fourth Proportional to 116,838.93, 175,258.40 and 28,092.44

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Solution

The fourth proportional to 116,838.93, 175,258.40 and 28,092.44 is: 42,138.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,838.93 : 175,258.40 = 28,092.44 : x
  2. Step 2: Convert to fraction form
    116,838.93/175,258.40 = 28,092.44/x
  3. Step 3: Cross multiply
    116,838.93x = 175,258.40 × 28,092.44
  4. Step 4: Simplify right side
    116,838.93x = 4,923,435,556.37
  5. Step 5: Solve for x
    x = 4,923,435,556.37/116,838.93
  6. Step 6: Final answer
    x = 42,138.66

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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.