Home / 220,956.02-331,176.91-126,252.54

Finding the Fourth Proportional to 220,956.02, 331,176.91 and 126,252.54

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Solution

The fourth proportional to 220,956.02, 331,176.91 and 126,252.54 is: 189,231.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,956.02 : 331,176.91 = 126,252.54 : x
  2. Step 2: Convert to fraction form
    220,956.02/331,176.91 = 126,252.54/x
  3. Step 3: Cross multiply
    220,956.02x = 331,176.91 × 126,252.54
  4. Step 4: Simplify right side
    220,956.02x = 41,811,927,239.86
  5. Step 5: Solve for x
    x = 41,811,927,239.86/220,956.02
  6. Step 6: Final answer
    x = 189,231.90

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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.