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Finding the Fourth Proportional to 110,523.93, 165,826.80 and 66,181.70

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Solution

The fourth proportional to 110,523.93, 165,826.80 and 66,181.70 is: 99,297.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,523.93 : 165,826.80 = 66,181.70 : x
  2. Step 2: Convert to fraction form
    110,523.93/165,826.80 = 66,181.70/x
  3. Step 3: Cross multiply
    110,523.93x = 165,826.80 × 66,181.70
  4. Step 4: Simplify right side
    110,523.93x = 10,974,698,700.43
  5. Step 5: Solve for x
    x = 10,974,698,700.43/110,523.93
  6. Step 6: Final answer
    x = 99,297.04

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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.