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Finding the Fourth Proportional to 169,086.21, 253,722.66 and 94,248.48

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Solution

The fourth proportional to 169,086.21, 253,722.66 and 94,248.48 is: 141,424.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,086.21 : 253,722.66 = 94,248.48 : x
  2. Step 2: Convert to fraction form
    169,086.21/253,722.66 = 94,248.48/x
  3. Step 3: Cross multiply
    169,086.21x = 253,722.66 × 94,248.48
  4. Step 4: Simplify right side
    169,086.21x = 23,912,975,046.56
  5. Step 5: Solve for x
    x = 23,912,975,046.56/169,086.21
  6. Step 6: Final answer
    x = 141,424.75

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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.