Home / 115,433.28-173,150.02-92,207.34

Finding the Fourth Proportional to 115,433.28, 173,150.02 and 92,207.34

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Solution

The fourth proportional to 115,433.28, 173,150.02 and 92,207.34 is: 138,311.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,433.28 : 173,150.02 = 92,207.34 : x
  2. Step 2: Convert to fraction form
    115,433.28/173,150.02 = 92,207.34/x
  3. Step 3: Cross multiply
    115,433.28x = 173,150.02 × 92,207.34
  4. Step 4: Simplify right side
    115,433.28x = 15,965,702,765.15
  5. Step 5: Solve for x
    x = 15,965,702,765.15/115,433.28
  6. Step 6: Final answer
    x = 138,311.09

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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.