Home / 165,318.71-228,181.66-101,713.46

Finding the Fourth Proportional to 165,318.71, 228,181.66 and 101,713.46

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Solution

The fourth proportional to 165,318.71, 228,181.66 and 101,713.46 is: 140,390.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,318.71 : 228,181.66 = 101,713.46 : x
  2. Step 2: Convert to fraction form
    165,318.71/228,181.66 = 101,713.46/x
  3. Step 3: Cross multiply
    165,318.71x = 228,181.66 × 101,713.46
  4. Step 4: Simplify right side
    165,318.71x = 23,209,144,751.95
  5. Step 5: Solve for x
    x = 23,209,144,751.95/165,318.71
  6. Step 6: Final answer
    x = 140,390.31

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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.