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Finding the Fourth Proportional to 243,919.86, 365,879.78 and 160,794.42

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Solution

The fourth proportional to 243,919.86, 365,879.78 and 160,794.42 is: 241,191.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,919.86 : 365,879.78 = 160,794.42 : x
  2. Step 2: Convert to fraction form
    243,919.86/365,879.78 = 160,794.42/x
  3. Step 3: Cross multiply
    243,919.86x = 365,879.78 × 160,794.42
  4. Step 4: Simplify right side
    243,919.86x = 58,831,427,014.83
  5. Step 5: Solve for x
    x = 58,831,427,014.83/243,919.86
  6. Step 6: Final answer
    x = 241,191.62

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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.