Home / 165,893.30-228,936.19-93,297.58

Finding the Fourth Proportional to 165,893.30, 228,936.19 and 93,297.58

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Solution

The fourth proportional to 165,893.30, 228,936.19 and 93,297.58 is: 128,752.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,893.30 : 228,936.19 = 93,297.58 : x
  2. Step 2: Convert to fraction form
    165,893.30/228,936.19 = 93,297.58/x
  3. Step 3: Cross multiply
    165,893.30x = 228,936.19 × 93,297.58
  4. Step 4: Simplify right side
    165,893.30x = 21,359,192,501.42
  5. Step 5: Solve for x
    x = 21,359,192,501.42/165,893.30
  6. Step 6: Final answer
    x = 128,752.59

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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.