Home / 165,921.89-228,972.26-94,300.07

Finding the Fourth Proportional to 165,921.89, 228,972.26 and 94,300.07

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Solution

The fourth proportional to 165,921.89, 228,972.26 and 94,300.07 is: 130,134.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,921.89 : 228,972.26 = 94,300.07 : x
  2. Step 2: Convert to fraction form
    165,921.89/228,972.26 = 94,300.07/x
  3. Step 3: Cross multiply
    165,921.89x = 228,972.26 × 94,300.07
  4. Step 4: Simplify right side
    165,921.89x = 21,592,099,236.95
  5. Step 5: Solve for x
    x = 21,592,099,236.95/165,921.89
  6. Step 6: Final answer
    x = 130,134.12

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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.