Home / 166,745.67-250,253.37-129,216.75

Finding the Fourth Proportional to 166,745.67, 250,253.37 and 129,216.75

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Solution

The fourth proportional to 166,745.67, 250,253.37 and 129,216.75 is: 193,929.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,745.67 : 250,253.37 = 129,216.75 : x
  2. Step 2: Convert to fraction form
    166,745.67/250,253.37 = 129,216.75/x
  3. Step 3: Cross multiply
    166,745.67x = 250,253.37 × 129,216.75
  4. Step 4: Simplify right side
    166,745.67x = 32,336,927,147.95
  5. Step 5: Solve for x
    x = 32,336,927,147.95/166,745.67
  6. Step 6: Final answer
    x = 193,929.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.