Home / 165,289.28-228,097.50-89,837.24

Finding the Fourth Proportional to 165,289.28, 228,097.50 and 89,837.24

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Solution

The fourth proportional to 165,289.28, 228,097.50 and 89,837.24 is: 123,974.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,289.28 : 228,097.50 = 89,837.24 : x
  2. Step 2: Convert to fraction form
    165,289.28/228,097.50 = 89,837.24/x
  3. Step 3: Cross multiply
    165,289.28x = 228,097.50 × 89,837.24
  4. Step 4: Simplify right side
    165,289.28x = 20,491,649,850.90
  5. Step 5: Solve for x
    x = 20,491,649,850.90/165,289.28
  6. Step 6: Final answer
    x = 123,974.46

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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.