Home / 171,553.58-236,710.13-107,854.37

Finding the Fourth Proportional to 171,553.58, 236,710.13 and 107,854.37

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Solution

The fourth proportional to 171,553.58, 236,710.13 and 107,854.37 is: 148,817.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,553.58 : 236,710.13 = 107,854.37 : x
  2. Step 2: Convert to fraction form
    171,553.58/236,710.13 = 107,854.37/x
  3. Step 3: Cross multiply
    171,553.58x = 236,710.13 × 107,854.37
  4. Step 4: Simplify right side
    171,553.58x = 25,530,221,943.77
  5. Step 5: Solve for x
    x = 25,530,221,943.77/171,553.58
  6. Step 6: Final answer
    x = 148,817.77

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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.