Home / 240,768.22-332,149.90-155,912.62

Finding the Fourth Proportional to 240,768.22, 332,149.90 and 155,912.62

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Solution

The fourth proportional to 240,768.22, 332,149.90 and 155,912.62 is: 215,088.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,768.22 : 332,149.90 = 155,912.62 : x
  2. Step 2: Convert to fraction form
    240,768.22/332,149.90 = 155,912.62/x
  3. Step 3: Cross multiply
    240,768.22x = 332,149.90 × 155,912.62
  4. Step 4: Simplify right side
    240,768.22x = 51,786,361,141.74
  5. Step 5: Solve for x
    x = 51,786,361,141.74/240,768.22
  6. Step 6: Final answer
    x = 215,088.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.