Home / 197,147.60-295,721.40-165,654.80

Finding the Fourth Proportional to 197,147.60, 295,721.40 and 165,654.80

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Solution

The fourth proportional to 197,147.60, 295,721.40 and 165,654.80 is: 248,482.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,147.60 : 295,721.40 = 165,654.80 : x
  2. Step 2: Convert to fraction form
    197,147.60/295,721.40 = 165,654.80/x
  3. Step 3: Cross multiply
    197,147.60x = 295,721.40 × 165,654.80
  4. Step 4: Simplify right side
    197,147.60x = 48,987,669,372.72
  5. Step 5: Solve for x
    x = 48,987,669,372.72/197,147.60
  6. Step 6: Final answer
    x = 248,482.20

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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.