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Finding the Fourth Proportional to 169,359.72, 233,719.62 and 92,873.97

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Solution

The fourth proportional to 169,359.72, 233,719.62 and 92,873.97 is: 128,167.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,359.72 : 233,719.62 = 92,873.97 : x
  2. Step 2: Convert to fraction form
    169,359.72/233,719.62 = 92,873.97/x
  3. Step 3: Cross multiply
    169,359.72x = 233,719.62 × 92,873.97
  4. Step 4: Simplify right side
    169,359.72x = 21,706,468,976.29
  5. Step 5: Solve for x
    x = 21,706,468,976.29/169,359.72
  6. Step 6: Final answer
    x = 128,167.84

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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.