Home / 330,902.92-496,057.02-131,088.52

Finding the Fourth Proportional to 330,902.92, 496,057.02 and 131,088.52

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Solution

The fourth proportional to 330,902.92, 496,057.02 and 131,088.52 is: 196,514.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,902.92 : 496,057.02 = 131,088.52 : x
  2. Step 2: Convert to fraction form
    330,902.92/496,057.02 = 131,088.52/x
  3. Step 3: Cross multiply
    330,902.92x = 496,057.02 × 131,088.52
  4. Step 4: Simplify right side
    330,902.92x = 65,027,380,587.41
  5. Step 5: Solve for x
    x = 65,027,380,587.41/330,902.92
  6. Step 6: Final answer
    x = 196,514.98

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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.