Home / 165,379.73-228,217.70-89,928.23

Finding the Fourth Proportional to 165,379.73, 228,217.70 and 89,928.23

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Solution

The fourth proportional to 165,379.73, 228,217.70 and 89,928.23 is: 124,097.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,379.73 : 228,217.70 = 89,928.23 : x
  2. Step 2: Convert to fraction form
    165,379.73/228,217.70 = 89,928.23/x
  3. Step 3: Cross multiply
    165,379.73x = 228,217.70 × 89,928.23
  4. Step 4: Simplify right side
    165,379.73x = 20,523,212,899.40
  5. Step 5: Solve for x
    x = 20,523,212,899.40/165,379.73
  6. Step 6: Final answer
    x = 124,097.51

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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.