Home / 165,747.12-228,671.04-108,419.13

Finding the Fourth Proportional to 165,747.12, 228,671.04 and 108,419.13

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Solution

The fourth proportional to 165,747.12, 228,671.04 and 108,419.13 is: 149,579.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,747.12 : 228,671.04 = 108,419.13 : x
  2. Step 2: Convert to fraction form
    165,747.12/228,671.04 = 108,419.13/x
  3. Step 3: Cross multiply
    165,747.12x = 228,671.04 × 108,419.13
  4. Step 4: Simplify right side
    165,747.12x = 24,792,315,619.57
  5. Step 5: Solve for x
    x = 24,792,315,619.57/165,747.12
  6. Step 6: Final answer
    x = 149,579.17

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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.