Home / 165,945.69-228,945.99-97,928.61

Finding the Fourth Proportional to 165,945.69, 228,945.99 and 97,928.61

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Solution

The fourth proportional to 165,945.69, 228,945.99 and 97,928.61 is: 135,106.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,945.69 : 228,945.99 = 97,928.61 : x
  2. Step 2: Convert to fraction form
    165,945.69/228,945.99 = 97,928.61/x
  3. Step 3: Cross multiply
    165,945.69x = 228,945.99 × 97,928.61
  4. Step 4: Simplify right side
    165,945.69x = 22,420,362,565.77
  5. Step 5: Solve for x
    x = 22,420,362,565.77/165,945.69
  6. Step 6: Final answer
    x = 135,106.63

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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.