Home / 166,663.44-229,993.88-90,180.86

Finding the Fourth Proportional to 166,663.44, 229,993.88 and 90,180.86

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Solution

The fourth proportional to 166,663.44, 229,993.88 and 90,180.86 is: 124,448.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,663.44 : 229,993.88 = 90,180.86 : x
  2. Step 2: Convert to fraction form
    166,663.44/229,993.88 = 90,180.86/x
  3. Step 3: Cross multiply
    166,663.44x = 229,993.88 × 90,180.86
  4. Step 4: Simplify right side
    166,663.44x = 20,741,044,292.26
  5. Step 5: Solve for x
    x = 20,741,044,292.26/166,663.44
  6. Step 6: Final answer
    x = 124,448.68

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1.5x scale

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.