Home / 118,949.13-178,420.25-44,067.60

Finding the Fourth Proportional to 118,949.13, 178,420.25 and 44,067.60

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Solution

The fourth proportional to 118,949.13, 178,420.25 and 44,067.60 is: 66,100.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,949.13 : 178,420.25 = 44,067.60 : x
  2. Step 2: Convert to fraction form
    118,949.13/178,420.25 = 44,067.60/x
  3. Step 3: Cross multiply
    118,949.13x = 178,420.25 × 44,067.60
  4. Step 4: Simplify right side
    118,949.13x = 7,862,552,319.07
  5. Step 5: Solve for x
    x = 7,862,552,319.07/118,949.13
  6. Step 6: Final answer
    x = 66,100.12

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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.