Home / 248,070.96-372,105.60-68,156.52

Finding the Fourth Proportional to 248,070.96, 372,105.60 and 68,156.52

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Solution

The fourth proportional to 248,070.96, 372,105.60 and 68,156.52 is: 102,234.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,070.96 : 372,105.60 = 68,156.52 : x
  2. Step 2: Convert to fraction form
    248,070.96/372,105.60 = 68,156.52/x
  3. Step 3: Cross multiply
    248,070.96x = 372,105.60 × 68,156.52
  4. Step 4: Simplify right side
    248,070.96x = 25,361,422,768.51
  5. Step 5: Solve for x
    x = 25,361,422,768.51/248,070.96
  6. Step 6: Final answer
    x = 102,234.55

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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.