Home / 215,932.26-297,906.18-125,237.36

Finding the Fourth Proportional to 215,932.26, 297,906.18 and 125,237.36

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Solution

The fourth proportional to 215,932.26, 297,906.18 and 125,237.36 is: 172,780.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,932.26 : 297,906.18 = 125,237.36 : x
  2. Step 2: Convert to fraction form
    215,932.26/297,906.18 = 125,237.36/x
  3. Step 3: Cross multiply
    215,932.26x = 297,906.18 × 125,237.36
  4. Step 4: Simplify right side
    215,932.26x = 37,308,983,510.88
  5. Step 5: Solve for x
    x = 37,308,983,510.88/215,932.26
  6. Step 6: Final answer
    x = 172,780.96

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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.