Home / 243,919.32-365,987.60-155,149.80

Finding the Fourth Proportional to 243,919.32, 365,987.60 and 155,149.80

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Solution

The fourth proportional to 243,919.32, 365,987.60 and 155,149.80 is: 232,793.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,919.32 : 365,987.60 = 155,149.80 : x
  2. Step 2: Convert to fraction form
    243,919.32/365,987.60 = 155,149.80/x
  3. Step 3: Cross multiply
    243,919.32x = 365,987.60 × 155,149.80
  4. Step 4: Simplify right side
    243,919.32x = 56,782,902,942.48
  5. Step 5: Solve for x
    x = 56,782,902,942.48/243,919.32
  6. Step 6: Final answer
    x = 232,793.79

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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.