Home / 248,105.02-371,989.07-126,226

Finding the Fourth Proportional to 248,105.02, 371,989.07 and 126,226

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Solution

The fourth proportional to 248,105.02, 371,989.07 and 126,226 is: 189,253.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,105.02 : 371,989.07 = 126,226 : x
  2. Step 2: Convert to fraction form
    248,105.02/371,989.07 = 126,226/x
  3. Step 3: Cross multiply
    248,105.02x = 371,989.07 × 126,226
  4. Step 4: Simplify right side
    248,105.02x = 46,954,692,349.82
  5. Step 5: Solve for x
    x = 46,954,692,349.82/248,105.02
  6. Step 6: Final answer
    x = 189,253.29

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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.