Home / 79,429.25-119,171.21-49,812.41

Finding the Fourth Proportional to 79,429.25, 119,171.21 and 49,812.41

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Solution

The fourth proportional to 79,429.25, 119,171.21 and 49,812.41 is: 74,735.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,429.25 : 119,171.21 = 49,812.41 : x
  2. Step 2: Convert to fraction form
    79,429.25/119,171.21 = 49,812.41/x
  3. Step 3: Cross multiply
    79,429.25x = 119,171.21 × 49,812.41
  4. Step 4: Simplify right side
    79,429.25x = 5,936,205,595.18
  5. Step 5: Solve for x
    x = 5,936,205,595.18/79,429.25
  6. Step 6: Final answer
    x = 74,735.76

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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.