Home / 165,265.48-228,068.82-89,814.04

Finding the Fourth Proportional to 165,265.48, 228,068.82 and 89,814.04

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Solution

The fourth proportional to 165,265.48, 228,068.82 and 89,814.04 is: 123,944.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,265.48 : 228,068.82 = 89,814.04 : x
  2. Step 2: Convert to fraction form
    165,265.48/228,068.82 = 89,814.04/x
  3. Step 3: Cross multiply
    165,265.48x = 228,068.82 × 89,814.04
  4. Step 4: Simplify right side
    165,265.48x = 20,483,782,122.23
  5. Step 5: Solve for x
    x = 20,483,782,122.23/165,265.48
  6. Step 6: Final answer
    x = 123,944.71

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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.