Home / 165,450.33-228,139.02-114,374.43

Finding the Fourth Proportional to 165,450.33, 228,139.02 and 114,374.43

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Solution

The fourth proportional to 165,450.33, 228,139.02 and 114,374.43 is: 157,710.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,450.33 : 228,139.02 = 114,374.43 : x
  2. Step 2: Convert to fraction form
    165,450.33/228,139.02 = 114,374.43/x
  3. Step 3: Cross multiply
    165,450.33x = 228,139.02 × 114,374.43
  4. Step 4: Simplify right side
    165,450.33x = 26,093,270,373.26
  5. Step 5: Solve for x
    x = 26,093,270,373.26/165,450.33
  6. Step 6: Final answer
    x = 157,710.60

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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.