Home / 205,015.96-307,255.57-110,135.25

Finding the Fourth Proportional to 205,015.96, 307,255.57 and 110,135.25

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Solution

The fourth proportional to 205,015.96, 307,255.57 and 110,135.25 is: 165,058.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,015.96 : 307,255.57 = 110,135.25 : x
  2. Step 2: Convert to fraction form
    205,015.96/307,255.57 = 110,135.25/x
  3. Step 3: Cross multiply
    205,015.96x = 307,255.57 × 110,135.25
  4. Step 4: Simplify right side
    205,015.96x = 33,839,668,740.50
  5. Step 5: Solve for x
    x = 33,839,668,740.50/205,015.96
  6. Step 6: Final answer
    x = 165,058.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.