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Finding the Fourth Proportional to 367,507.80, 551,229.30 and 101,244.60

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Solution

The fourth proportional to 367,507.80, 551,229.30 and 101,244.60 is: 151,857.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,507.80 : 551,229.30 = 101,244.60 : x
  2. Step 2: Convert to fraction form
    367,507.80/551,229.30 = 101,244.60/x
  3. Step 3: Cross multiply
    367,507.80x = 551,229.30 × 101,244.60
  4. Step 4: Simplify right side
    367,507.80x = 55,808,989,986.78
  5. Step 5: Solve for x
    x = 55,808,989,986.78/367,507.80
  6. Step 6: Final answer
    x = 151,857.97

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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.