Home / 204,433.40-306,650.10-92,240.30

Finding the Fourth Proportional to 204,433.40, 306,650.10 and 92,240.30

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Solution

The fourth proportional to 204,433.40, 306,650.10 and 92,240.30 is: 138,360.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,433.40 : 306,650.10 = 92,240.30 : x
  2. Step 2: Convert to fraction form
    204,433.40/306,650.10 = 92,240.30/x
  3. Step 3: Cross multiply
    204,433.40x = 306,650.10 × 92,240.30
  4. Step 4: Simplify right side
    204,433.40x = 28,285,497,219.03
  5. Step 5: Solve for x
    x = 28,285,497,219.03/204,433.40
  6. Step 6: Final answer
    x = 138,360.45

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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.