Home / 250,701.21-376,014.90-82,239.33

Finding the Fourth Proportional to 250,701.21, 376,014.90 and 82,239.33

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Solution

The fourth proportional to 250,701.21, 376,014.90 and 82,239.33 is: 123,346.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,701.21 : 376,014.90 = 82,239.33 : x
  2. Step 2: Convert to fraction form
    250,701.21/376,014.90 = 82,239.33/x
  3. Step 3: Cross multiply
    250,701.21x = 376,014.90 × 82,239.33
  4. Step 4: Simplify right side
    250,701.21x = 30,923,215,164.47
  5. Step 5: Solve for x
    x = 30,923,215,164.47/250,701.21
  6. Step 6: Final answer
    x = 123,346.89

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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.