Home / 165,250.68-228,045.96-89,799

Finding the Fourth Proportional to 165,250.68, 228,045.96 and 89,799

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Solution

The fourth proportional to 165,250.68, 228,045.96 and 89,799 is: 123,922.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,250.68 : 228,045.96 = 89,799 : x
  2. Step 2: Convert to fraction form
    165,250.68/228,045.96 = 89,799/x
  3. Step 3: Cross multiply
    165,250.68x = 228,045.96 × 89,799
  4. Step 4: Simplify right side
    165,250.68x = 20,478,299,162.04
  5. Step 5: Solve for x
    x = 20,478,299,162.04/165,250.68
  6. Step 6: Final answer
    x = 123,922.63

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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.