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Finding the Fourth Proportional to 169,473.44, 233,865.42 and 92,990.82

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Solution

The fourth proportional to 169,473.44, 233,865.42 and 92,990.82 is: 128,322.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,473.44 : 233,865.42 = 92,990.82 : x
  2. Step 2: Convert to fraction form
    169,473.44/233,865.42 = 92,990.82/x
  3. Step 3: Cross multiply
    169,473.44x = 233,865.42 × 92,990.82
  4. Step 4: Simplify right side
    169,473.44x = 21,747,337,175.44
  5. Step 5: Solve for x
    x = 21,747,337,175.44/169,473.44
  6. Step 6: Final answer
    x = 128,322.98

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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.