Home / 126,142.22-174,076.08-69,553.74

Finding the Fourth Proportional to 126,142.22, 174,076.08 and 69,553.74

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Solution

The fourth proportional to 126,142.22, 174,076.08 and 69,553.74 is: 95,984.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,142.22 : 174,076.08 = 69,553.74 : x
  2. Step 2: Convert to fraction form
    126,142.22/174,076.08 = 69,553.74/x
  3. Step 3: Cross multiply
    126,142.22x = 174,076.08 × 69,553.74
  4. Step 4: Simplify right side
    126,142.22x = 12,107,642,408.54
  5. Step 5: Solve for x
    x = 12,107,642,408.54/126,142.22
  6. Step 6: Final answer
    x = 95,984.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.