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Finding the Fourth Proportional to 197,220.60, 295,830.90 and 165,727.80

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Solution

The fourth proportional to 197,220.60, 295,830.90 and 165,727.80 is: 248,591.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,220.60 : 295,830.90 = 165,727.80 : x
  2. Step 2: Convert to fraction form
    197,220.60/295,830.90 = 165,727.80/x
  3. Step 3: Cross multiply
    197,220.60x = 295,830.90 × 165,727.80
  4. Step 4: Simplify right side
    197,220.60x = 49,027,404,229.02
  5. Step 5: Solve for x
    x = 49,027,404,229.02/197,220.60
  6. Step 6: Final answer
    x = 248,591.70

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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.