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Finding the Fourth Proportional to 110,730.29, 166,121.90 and 35,850.52

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Solution

The fourth proportional to 110,730.29, 166,121.90 and 35,850.52 is: 53,784.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,730.29 : 166,121.90 = 35,850.52 : x
  2. Step 2: Convert to fraction form
    110,730.29/166,121.90 = 35,850.52/x
  3. Step 3: Cross multiply
    110,730.29x = 166,121.90 × 35,850.52
  4. Step 4: Simplify right side
    110,730.29x = 5,955,555,957.47
  5. Step 5: Solve for x
    x = 5,955,555,957.47/110,730.29
  6. Step 6: Final answer
    x = 53,784.34

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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.