Home / 161,451.72-242,214.42-49,147.84

Finding the Fourth Proportional to 161,451.72, 242,214.42 and 49,147.84

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Solution

The fourth proportional to 161,451.72, 242,214.42 and 49,147.84 is: 73,732.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,451.72 : 242,214.42 = 49,147.84 : x
  2. Step 2: Convert to fraction form
    161,451.72/242,214.42 = 49,147.84/x
  3. Step 3: Cross multiply
    161,451.72x = 242,214.42 × 49,147.84
  4. Step 4: Simplify right side
    161,451.72x = 11,904,315,559.85
  5. Step 5: Solve for x
    x = 11,904,315,559.85/161,451.72
  6. Step 6: Final answer
    x = 73,732.97

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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.