Home / 78,800.46-118,183.38-22,628.04

Finding the Fourth Proportional to 78,800.46, 118,183.38 and 22,628.04

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Solution

The fourth proportional to 78,800.46, 118,183.38 and 22,628.04 is: 33,937.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,800.46 : 118,183.38 = 22,628.04 : x
  2. Step 2: Convert to fraction form
    78,800.46/118,183.38 = 22,628.04/x
  3. Step 3: Cross multiply
    78,800.46x = 118,183.38 × 22,628.04
  4. Step 4: Simplify right side
    78,800.46x = 2,674,258,249.98
  5. Step 5: Solve for x
    x = 2,674,258,249.98/78,800.46
  6. Step 6: Final answer
    x = 33,937.09

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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.