Home / 165,711.70-228,584.46-117,259.12

Finding the Fourth Proportional to 165,711.70, 228,584.46 and 117,259.12

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Solution

The fourth proportional to 165,711.70, 228,584.46 and 117,259.12 is: 161,748.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,711.70 : 228,584.46 = 117,259.12 : x
  2. Step 2: Convert to fraction form
    165,711.70/228,584.46 = 117,259.12/x
  3. Step 3: Cross multiply
    165,711.70x = 228,584.46 × 117,259.12
  4. Step 4: Simplify right side
    165,711.70x = 26,803,612,625.28
  5. Step 5: Solve for x
    x = 26,803,612,625.28/165,711.70
  6. Step 6: Final answer
    x = 161,748.46

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1.5x scale

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.