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Finding the Fourth Proportional to 71,952.74, 107,944.47 and 25,208.42

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Solution

The fourth proportional to 71,952.74, 107,944.47 and 25,208.42 is: 37,818.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,952.74 : 107,944.47 = 25,208.42 : x
  2. Step 2: Convert to fraction form
    71,952.74/107,944.47 = 25,208.42/x
  3. Step 3: Cross multiply
    71,952.74x = 107,944.47 × 25,208.42
  4. Step 4: Simplify right side
    71,952.74x = 2,721,109,536.44
  5. Step 5: Solve for x
    x = 2,721,109,536.44/71,952.74
  6. Step 6: Final answer
    x = 37,818.01

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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.