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Finding the Fourth Proportional to 110,505.85, 165,759.90 and 60,558.73

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Solution

The fourth proportional to 110,505.85, 165,759.90 and 60,558.73 is: 90,838.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,505.85 : 165,759.90 = 60,558.73 : x
  2. Step 2: Convert to fraction form
    110,505.85/165,759.90 = 60,558.73/x
  3. Step 3: Cross multiply
    110,505.85x = 165,759.90 × 60,558.73
  4. Step 4: Simplify right side
    110,505.85x = 10,038,209,028.93
  5. Step 5: Solve for x
    x = 10,038,209,028.93/110,505.85
  6. Step 6: Final answer
    x = 90,838.71

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1.5x scale

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.