Home / 248,127.43-372,228.05-115,021.14

Finding the Fourth Proportional to 248,127.43, 372,228.05 and 115,021.14

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Solution

The fourth proportional to 248,127.43, 372,228.05 and 115,021.14 is: 172,548.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,127.43 : 372,228.05 = 115,021.14 : x
  2. Step 2: Convert to fraction form
    248,127.43/372,228.05 = 115,021.14/x
  3. Step 3: Cross multiply
    248,127.43x = 372,228.05 × 115,021.14
  4. Step 4: Simplify right side
    248,127.43x = 42,814,094,650.98
  5. Step 5: Solve for x
    x = 42,814,094,650.98/248,127.43
  6. Step 6: Final answer
    x = 172,548.82

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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.