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Finding the Fourth Proportional to 45,393.48, 68,092.38 and 14,229

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Solution

The fourth proportional to 45,393.48, 68,092.38 and 14,229 is: 21,344.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,393.48 : 68,092.38 = 14,229 : x
  2. Step 2: Convert to fraction form
    45,393.48/68,092.38 = 14,229/x
  3. Step 3: Cross multiply
    45,393.48x = 68,092.38 × 14,229
  4. Step 4: Simplify right side
    45,393.48x = 968,886,475.02
  5. Step 5: Solve for x
    x = 968,886,475.02/45,393.48
  6. Step 6: Final answer
    x = 21,344.18

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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.