Home / 363,835.22-545,740.49-111,105.50

Finding the Fourth Proportional to 363,835.22, 545,740.49 and 111,105.50

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Solution

The fourth proportional to 363,835.22, 545,740.49 and 111,105.50 is: 166,654.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,835.22 : 545,740.49 = 111,105.50 : x
  2. Step 2: Convert to fraction form
    363,835.22/545,740.49 = 111,105.50/x
  3. Step 3: Cross multiply
    363,835.22x = 545,740.49 × 111,105.50
  4. Step 4: Simplify right side
    363,835.22x = 60,634,766,727.47
  5. Step 5: Solve for x
    x = 60,634,766,727.47/363,835.22
  6. Step 6: Final answer
    x = 166,654.47

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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.