Home / 166,363.44-229,581.37-90,911.94

Finding the Fourth Proportional to 166,363.44, 229,581.37 and 90,911.94

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Solution

The fourth proportional to 166,363.44, 229,581.37 and 90,911.94 is: 125,458.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,363.44 : 229,581.37 = 90,911.94 : x
  2. Step 2: Convert to fraction form
    166,363.44/229,581.37 = 90,911.94/x
  3. Step 3: Cross multiply
    166,363.44x = 229,581.37 × 90,911.94
  4. Step 4: Simplify right side
    166,363.44x = 20,871,686,987.27
  5. Step 5: Solve for x
    x = 20,871,686,987.27/166,363.44
  6. Step 6: Final answer
    x = 125,458.38

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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.