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Finding the Fourth Proportional to 192,888.09, 266,039.46 and 168,973.26

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Solution

The fourth proportional to 192,888.09, 266,039.46 and 168,973.26 is: 233,055.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,888.09 : 266,039.46 = 168,973.26 : x
  2. Step 2: Convert to fraction form
    192,888.09/266,039.46 = 168,973.26/x
  3. Step 3: Cross multiply
    192,888.09x = 266,039.46 × 168,973.26
  4. Step 4: Simplify right side
    192,888.09x = 44,953,554,844.84
  5. Step 5: Solve for x
    x = 44,953,554,844.84/192,888.09
  6. Step 6: Final answer
    x = 233,055.11

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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.