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Finding the Fourth Proportional to 169,451.69, 233,835.44 and 92,969.06

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Solution

The fourth proportional to 169,451.69, 233,835.44 and 92,969.06 is: 128,292.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,451.69 : 233,835.44 = 92,969.06 : x
  2. Step 2: Convert to fraction form
    169,451.69/233,835.44 = 92,969.06/x
  3. Step 3: Cross multiply
    169,451.69x = 233,835.44 × 92,969.06
  4. Step 4: Simplify right side
    169,451.69x = 21,739,460,819.06
  5. Step 5: Solve for x
    x = 21,739,460,819.06/169,451.69
  6. Step 6: Final answer
    x = 128,292.97

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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.