Home / 192,777.30-266,032.62-107,894.36

Finding the Fourth Proportional to 192,777.30, 266,032.62 and 107,894.36

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Solution

The fourth proportional to 192,777.30, 266,032.62 and 107,894.36 is: 148,894.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,777.30 : 266,032.62 = 107,894.36 : x
  2. Step 2: Convert to fraction form
    192,777.30/266,032.62 = 107,894.36/x
  3. Step 3: Cross multiply
    192,777.30x = 266,032.62 × 107,894.36
  4. Step 4: Simplify right side
    192,777.30x = 28,703,419,274.02
  5. Step 5: Solve for x
    x = 28,703,419,274.02/192,777.30
  6. Step 6: Final answer
    x = 148,894.19

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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.