Home / 165,339.70-228,158.57-92,738.60

Finding the Fourth Proportional to 165,339.70, 228,158.57 and 92,738.60

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Solution

The fourth proportional to 165,339.70, 228,158.57 and 92,738.60 is: 127,973.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,339.70 : 228,158.57 = 92,738.60 : x
  2. Step 2: Convert to fraction form
    165,339.70/228,158.57 = 92,738.60/x
  3. Step 3: Cross multiply
    165,339.70x = 228,158.57 × 92,738.60
  4. Step 4: Simplify right side
    165,339.70x = 21,159,106,359.80
  5. Step 5: Solve for x
    x = 21,159,106,359.80/165,339.70
  6. Step 6: Final answer
    x = 127,973.54

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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.