Home / 241,290.96-361,939.23-72,812.75

Finding the Fourth Proportional to 241,290.96, 361,939.23 and 72,812.75

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Solution

The fourth proportional to 241,290.96, 361,939.23 and 72,812.75 is: 109,219.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,290.96 : 361,939.23 = 72,812.75 : x
  2. Step 2: Convert to fraction form
    241,290.96/361,939.23 = 72,812.75/x
  3. Step 3: Cross multiply
    241,290.96x = 361,939.23 × 72,812.75
  4. Step 4: Simplify right side
    241,290.96x = 26,353,789,941.44
  5. Step 5: Solve for x
    x = 26,353,789,941.44/241,290.96
  6. Step 6: Final answer
    x = 109,219.96

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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.