Home / 165,572.21-228,483.31-93,947.96

Finding the Fourth Proportional to 165,572.21, 228,483.31 and 93,947.96

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Solution

The fourth proportional to 165,572.21, 228,483.31 and 93,947.96 is: 129,644.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,572.21 : 228,483.31 = 93,947.96 : x
  2. Step 2: Convert to fraction form
    165,572.21/228,483.31 = 93,947.96/x
  3. Step 3: Cross multiply
    165,572.21x = 228,483.31 × 93,947.96
  4. Step 4: Simplify right side
    165,572.21x = 21,465,540,868.55
  5. Step 5: Solve for x
    x = 21,465,540,868.55/165,572.21
  6. Step 6: Final answer
    x = 129,644.59

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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.