Home / 251,725.75-377,601.07-71,837.69

Finding the Fourth Proportional to 251,725.75, 377,601.07 and 71,837.69

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Solution

The fourth proportional to 251,725.75, 377,601.07 and 71,837.69 is: 107,760.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,725.75 : 377,601.07 = 71,837.69 : x
  2. Step 2: Convert to fraction form
    251,725.75/377,601.07 = 71,837.69/x
  3. Step 3: Cross multiply
    251,725.75x = 377,601.07 × 71,837.69
  4. Step 4: Simplify right side
    251,725.75x = 27,125,987,486.73
  5. Step 5: Solve for x
    x = 27,125,987,486.73/251,725.75
  6. Step 6: Final answer
    x = 107,760.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.