Home / 79,429.22-119,171.16-49,812.38

Finding the Fourth Proportional to 79,429.22, 119,171.16 and 49,812.38

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Solution

The fourth proportional to 79,429.22, 119,171.16 and 49,812.38 is: 74,735.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,429.22 : 119,171.16 = 49,812.38 : x
  2. Step 2: Convert to fraction form
    79,429.22/119,171.16 = 49,812.38/x
  3. Step 3: Cross multiply
    79,429.22x = 119,171.16 × 49,812.38
  4. Step 4: Simplify right side
    79,429.22x = 5,936,199,106.96
  5. Step 5: Solve for x
    x = 5,936,199,106.96/79,429.22
  6. Step 6: Final answer
    x = 74,735.71

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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.