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Finding the Fourth Proportional to 237,221.96, 355,777.04 and 87,380.88

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Solution

The fourth proportional to 237,221.96, 355,777.04 and 87,380.88 is: 131,050.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,221.96 : 355,777.04 = 87,380.88 : x
  2. Step 2: Convert to fraction form
    237,221.96/355,777.04 = 87,380.88/x
  3. Step 3: Cross multiply
    237,221.96x = 355,777.04 × 87,380.88
  4. Step 4: Simplify right side
    237,221.96x = 31,088,110,839.00
  5. Step 5: Solve for x
    x = 31,088,110,839.00/237,221.96
  6. Step 6: Final answer
    x = 131,050.73

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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.