Home / 172,932.24-257,679.23-154,067.31

Finding the Fourth Proportional to 172,932.24, 257,679.23 and 154,067.31

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Solution

The fourth proportional to 172,932.24, 257,679.23 and 154,067.31 is: 229,569.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,932.24 : 257,679.23 = 154,067.31 : x
  2. Step 2: Convert to fraction form
    172,932.24/257,679.23 = 154,067.31/x
  3. Step 3: Cross multiply
    172,932.24x = 257,679.23 × 154,067.31
  4. Step 4: Simplify right side
    172,932.24x = 39,699,946,194.14
  5. Step 5: Solve for x
    x = 39,699,946,194.14/172,932.24
  6. Step 6: Final answer
    x = 229,569.37

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.