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Finding the Fourth Proportional to 169,021.21, 233,247.27 and 92,539.39

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Solution

The fourth proportional to 169,021.21, 233,247.27 and 92,539.39 is: 127,703.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,021.21 : 233,247.27 = 92,539.39 : x
  2. Step 2: Convert to fraction form
    169,021.21/233,247.27 = 92,539.39/x
  3. Step 3: Cross multiply
    169,021.21x = 233,247.27 × 92,539.39
  4. Step 4: Simplify right side
    169,021.21x = 21,584,560,084.97
  5. Step 5: Solve for x
    x = 21,584,560,084.97/169,021.21
  6. Step 6: Final answer
    x = 127,703.26

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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.