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Finding the Fourth Proportional to 110,597.80, 165,896.70 and 60,658.60

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Solution

The fourth proportional to 110,597.80, 165,896.70 and 60,658.60 is: 90,987.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,597.80 : 165,896.70 = 60,658.60 : x
  2. Step 2: Convert to fraction form
    110,597.80/165,896.70 = 60,658.60/x
  3. Step 3: Cross multiply
    110,597.80x = 165,896.70 × 60,658.60
  4. Step 4: Simplify right side
    110,597.80x = 10,063,061,566.62
  5. Step 5: Solve for x
    x = 10,063,061,566.62/110,597.80
  6. Step 6: Final answer
    x = 90,987.90

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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.