Home / 118,825.41-178,229.46-43,910.64

Finding the Fourth Proportional to 118,825.41, 178,229.46 and 43,910.64

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Solution

The fourth proportional to 118,825.41, 178,229.46 and 43,910.64 is: 65,862.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,825.41 : 178,229.46 = 43,910.64 : x
  2. Step 2: Convert to fraction form
    118,825.41/178,229.46 = 43,910.64/x
  3. Step 3: Cross multiply
    118,825.41x = 178,229.46 × 43,910.64
  4. Step 4: Simplify right side
    118,825.41x = 7,826,169,820.12
  5. Step 5: Solve for x
    x = 7,826,169,820.12/118,825.41
  6. Step 6: Final answer
    x = 65,862.76

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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.