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Finding the Fourth Proportional to 192,792.58, 266,051.01 and 106,743.31

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Solution

The fourth proportional to 192,792.58, 266,051.01 and 106,743.31 is: 147,304.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,792.58 : 266,051.01 = 106,743.31 : x
  2. Step 2: Convert to fraction form
    192,792.58/266,051.01 = 106,743.31/x
  3. Step 3: Cross multiply
    192,792.58x = 266,051.01 × 106,743.31
  4. Step 4: Simplify right side
    192,792.58x = 28,399,165,436.24
  5. Step 5: Solve for x
    x = 28,399,165,436.24/192,792.58
  6. Step 6: Final answer
    x = 147,304.24

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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.