Home / 234,353.77-323,408.10-126,923.80

Finding the Fourth Proportional to 234,353.77, 323,408.10 and 126,923.80

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Solution

The fourth proportional to 234,353.77, 323,408.10 and 126,923.80 is: 175,154.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,353.77 : 323,408.10 = 126,923.80 : x
  2. Step 2: Convert to fraction form
    234,353.77/323,408.10 = 126,923.80/x
  3. Step 3: Cross multiply
    234,353.77x = 323,408.10 × 126,923.80
  4. Step 4: Simplify right side
    234,353.77x = 41,048,185,002.78
  5. Step 5: Solve for x
    x = 41,048,185,002.78/234,353.77
  6. Step 6: Final answer
    x = 175,154.79

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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.