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Finding the Fourth Proportional to 110,485.70, 165,801.18 and 60,600.75

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Solution

The fourth proportional to 110,485.70, 165,801.18 and 60,600.75 is: 90,940.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,485.70 : 165,801.18 = 60,600.75 : x
  2. Step 2: Convert to fraction form
    110,485.70/165,801.18 = 60,600.75/x
  3. Step 3: Cross multiply
    110,485.70x = 165,801.18 × 60,600.75
  4. Step 4: Simplify right side
    110,485.70x = 10,047,675,858.89
  5. Step 5: Solve for x
    x = 10,047,675,858.89/110,485.70
  6. Step 6: Final answer
    x = 90,940.97

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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.