Home / 40,141.32-60,166.62-30,249.60

Finding the Fourth Proportional to 40,141.32, 60,166.62 and 30,249.60

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Solution

The fourth proportional to 40,141.32, 60,166.62 and 30,249.60 is: 45,340.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,141.32 : 60,166.62 = 30,249.60 : x
  2. Step 2: Convert to fraction form
    40,141.32/60,166.62 = 30,249.60/x
  3. Step 3: Cross multiply
    40,141.32x = 60,166.62 × 30,249.60
  4. Step 4: Simplify right side
    40,141.32x = 1,820,016,188.35
  5. Step 5: Solve for x
    x = 1,820,016,188.35/40,141.32
  6. Step 6: Final answer
    x = 45,340.22

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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.