Home / 204,439.40-306,659.10-92,246.30

Finding the Fourth Proportional to 204,439.40, 306,659.10 and 92,246.30

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Solution

The fourth proportional to 204,439.40, 306,659.10 and 92,246.30 is: 138,369.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,439.40 : 306,659.10 = 92,246.30 : x
  2. Step 2: Convert to fraction form
    204,439.40/306,659.10 = 92,246.30/x
  3. Step 3: Cross multiply
    204,439.40x = 306,659.10 × 92,246.30
  4. Step 4: Simplify right side
    204,439.40x = 28,288,167,336.33
  5. Step 5: Solve for x
    x = 28,288,167,336.33/204,439.40
  6. Step 6: Final answer
    x = 138,369.45

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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.