Home / 166,360.61-229,578.23-90,910.73

Finding the Fourth Proportional to 166,360.61, 229,578.23 and 90,910.73

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Solution

The fourth proportional to 166,360.61, 229,578.23 and 90,910.73 is: 125,457.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,360.61 : 229,578.23 = 90,910.73 : x
  2. Step 2: Convert to fraction form
    166,360.61/229,578.23 = 90,910.73/x
  3. Step 3: Cross multiply
    166,360.61x = 229,578.23 × 90,910.73
  4. Step 4: Simplify right side
    166,360.61x = 20,871,124,481.41
  5. Step 5: Solve for x
    x = 20,871,124,481.41/166,360.61
  6. Step 6: Final answer
    x = 125,457.13

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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.