Home / 248,055.90-372,083.13-68,141.49

Finding the Fourth Proportional to 248,055.90, 372,083.13 and 68,141.49

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Solution

The fourth proportional to 248,055.90, 372,083.13 and 68,141.49 is: 102,212.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,055.90 : 372,083.13 = 68,141.49 : x
  2. Step 2: Convert to fraction form
    248,055.90/372,083.13 = 68,141.49/x
  3. Step 3: Cross multiply
    248,055.90x = 372,083.13 × 68,141.49
  4. Step 4: Simplify right side
    248,055.90x = 25,354,298,882.06
  5. Step 5: Solve for x
    x = 25,354,298,882.06/248,055.90
  6. Step 6: Final answer
    x = 102,212.04

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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.