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Finding the Fourth Proportional to 270,668.41, 373,523.15 and 149,818.03

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Solution

The fourth proportional to 270,668.41, 373,523.15 and 149,818.03 is: 206,749.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,668.41 : 373,523.15 = 149,818.03 : x
  2. Step 2: Convert to fraction form
    270,668.41/373,523.15 = 149,818.03/x
  3. Step 3: Cross multiply
    270,668.41x = 373,523.15 × 149,818.03
  4. Step 4: Simplify right side
    270,668.41x = 55,960,501,743.30
  5. Step 5: Solve for x
    x = 55,960,501,743.30/270,668.41
  6. Step 6: Final answer
    x = 206,749.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.