Home / 194,381.07-268,238.89-108,335.37

Finding the Fourth Proportional to 194,381.07, 268,238.89 and 108,335.37

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Solution

The fourth proportional to 194,381.07, 268,238.89 and 108,335.37 is: 149,498.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,381.07 : 268,238.89 = 108,335.37 : x
  2. Step 2: Convert to fraction form
    194,381.07/268,238.89 = 108,335.37/x
  3. Step 3: Cross multiply
    194,381.07x = 268,238.89 × 108,335.37
  4. Step 4: Simplify right side
    194,381.07x = 29,059,760,537.85
  5. Step 5: Solve for x
    x = 29,059,760,537.85/194,381.07
  6. Step 6: Final answer
    x = 149,498.93

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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.