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Finding the Fourth Proportional to 110,734.68, 166,128.48 and 35,854.91

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Solution

The fourth proportional to 110,734.68, 166,128.48 and 35,854.91 is: 53,790.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,734.68 : 166,128.48 = 35,854.91 : x
  2. Step 2: Convert to fraction form
    110,734.68/166,128.48 = 35,854.91/x
  3. Step 3: Cross multiply
    110,734.68x = 166,128.48 × 35,854.91
  4. Step 4: Simplify right side
    110,734.68x = 5,956,521,698.84
  5. Step 5: Solve for x
    x = 5,956,521,698.84/110,734.68
  6. Step 6: Final answer
    x = 53,790.93

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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.