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Finding the Fourth Proportional to 240,637.44, 361,311 and 134,229.30

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Solution

The fourth proportional to 240,637.44, 361,311 and 134,229.30 is: 201,541.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,637.44 : 361,311 = 134,229.30 : x
  2. Step 2: Convert to fraction form
    240,637.44/361,311 = 134,229.30/x
  3. Step 3: Cross multiply
    240,637.44x = 361,311 × 134,229.30
  4. Step 4: Simplify right side
    240,637.44x = 48,498,522,612.30
  5. Step 5: Solve for x
    x = 48,498,522,612.30/240,637.44
  6. Step 6: Final answer
    x = 201,541.88

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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.