Home / 79,257.24-118,886.31-20,093.04

Finding the Fourth Proportional to 79,257.24, 118,886.31 and 20,093.04

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Solution

The fourth proportional to 79,257.24, 118,886.31 and 20,093.04 is: 30,139.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,257.24 : 118,886.31 = 20,093.04 : x
  2. Step 2: Convert to fraction form
    79,257.24/118,886.31 = 20,093.04/x
  3. Step 3: Cross multiply
    79,257.24x = 118,886.31 × 20,093.04
  4. Step 4: Simplify right side
    79,257.24x = 2,388,787,382.28
  5. Step 5: Solve for x
    x = 2,388,787,382.28/79,257.24
  6. Step 6: Final answer
    x = 30,139.67

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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.