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Finding the Fourth Proportional to 138,926.01, 208,389.01 and 33,744.27

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Solution

The fourth proportional to 138,926.01, 208,389.01 and 33,744.27 is: 50,616.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,926.01 : 208,389.01 = 33,744.27 : x
  2. Step 2: Convert to fraction form
    138,926.01/208,389.01 = 33,744.27/x
  3. Step 3: Cross multiply
    138,926.01x = 208,389.01 × 33,744.27
  4. Step 4: Simplify right side
    138,926.01x = 7,031,935,018.47
  5. Step 5: Solve for x
    x = 7,031,935,018.47/138,926.01
  6. Step 6: Final answer
    x = 50,616.40

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Similar ratio
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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.