Home / 214,093.60-321,039.82-124,161.87

Finding the Fourth Proportional to 214,093.60, 321,039.82 and 124,161.87

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Solution

The fourth proportional to 214,093.60, 321,039.82 and 124,161.87 is: 186,184.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,093.60 : 321,039.82 = 124,161.87 : x
  2. Step 2: Convert to fraction form
    214,093.60/321,039.82 = 124,161.87/x
  3. Step 3: Cross multiply
    214,093.60x = 321,039.82 × 124,161.87
  4. Step 4: Simplify right side
    214,093.60x = 39,860,904,395.66
  5. Step 5: Solve for x
    x = 39,860,904,395.66/214,093.60
  6. Step 6: Final answer
    x = 186,184.47

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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.