Home / 165,265.62-228,066.48-89,814.12

Finding the Fourth Proportional to 165,265.62, 228,066.48 and 89,814.12

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Solution

The fourth proportional to 165,265.62, 228,066.48 and 89,814.12 is: 123,943.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,265.62 : 228,066.48 = 89,814.12 : x
  2. Step 2: Convert to fraction form
    165,265.62/228,066.48 = 89,814.12/x
  3. Step 3: Cross multiply
    165,265.62x = 228,066.48 × 89,814.12
  4. Step 4: Simplify right side
    165,265.62x = 20,483,590,202.70
  5. Step 5: Solve for x
    x = 20,483,590,202.70/165,265.62
  6. Step 6: Final answer
    x = 123,943.44

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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.