Home / 165,245.94-228,039.98-89,794.44

Finding the Fourth Proportional to 165,245.94, 228,039.98 and 89,794.44

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Solution

The fourth proportional to 165,245.94, 228,039.98 and 89,794.44 is: 123,916.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,245.94 : 228,039.98 = 89,794.44 : x
  2. Step 2: Convert to fraction form
    165,245.94/228,039.98 = 89,794.44/x
  3. Step 3: Cross multiply
    165,245.94x = 228,039.98 × 89,794.44
  4. Step 4: Simplify right side
    165,245.94x = 20,476,721,852.74
  5. Step 5: Solve for x
    x = 20,476,721,852.74/165,245.94
  6. Step 6: Final answer
    x = 123,916.64

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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.