Home / 382,163.45-573,327.64-115,945.41

Finding the Fourth Proportional to 382,163.45, 573,327.64 and 115,945.41

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Solution

The fourth proportional to 382,163.45, 573,327.64 and 115,945.41 is: 173,943.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,163.45 : 573,327.64 = 115,945.41 : x
  2. Step 2: Convert to fraction form
    382,163.45/573,327.64 = 115,945.41/x
  3. Step 3: Cross multiply
    382,163.45x = 573,327.64 × 115,945.41
  4. Step 4: Simplify right side
    382,163.45x = 66,474,708,284.13
  5. Step 5: Solve for x
    x = 66,474,708,284.13/382,163.45
  6. Step 6: Final answer
    x = 173,943.13

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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.