Home / 161,771.97-242,658.57-49,451.76

Finding the Fourth Proportional to 161,771.97, 242,658.57 and 49,451.76

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Solution

The fourth proportional to 161,771.97, 242,658.57 and 49,451.76 is: 74,177.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,771.97 : 242,658.57 = 49,451.76 : x
  2. Step 2: Convert to fraction form
    161,771.97/242,658.57 = 49,451.76/x
  3. Step 3: Cross multiply
    161,771.97x = 242,658.57 × 49,451.76
  4. Step 4: Simplify right side
    161,771.97x = 11,999,893,365.58
  5. Step 5: Solve for x
    x = 11,999,893,365.58/161,771.97
  6. Step 6: Final answer
    x = 74,177.83

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1.5x scale

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.