Home / 174,738.60-262,107.90-115,252.20

Finding the Fourth Proportional to 174,738.60, 262,107.90 and 115,252.20

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Solution

The fourth proportional to 174,738.60, 262,107.90 and 115,252.20 is: 172,878.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,738.60 : 262,107.90 = 115,252.20 : x
  2. Step 2: Convert to fraction form
    174,738.60/262,107.90 = 115,252.20/x
  3. Step 3: Cross multiply
    174,738.60x = 262,107.90 × 115,252.20
  4. Step 4: Simplify right side
    174,738.60x = 30,208,512,112.38
  5. Step 5: Solve for x
    x = 30,208,512,112.38/174,738.60
  6. Step 6: Final answer
    x = 172,878.30

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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.