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Finding the Fourth Proportional to 40,110.60, 60,165.90 and 36,611.40

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Solution

The fourth proportional to 40,110.60, 60,165.90 and 36,611.40 is: 54,917.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,110.60 : 60,165.90 = 36,611.40 : x
  2. Step 2: Convert to fraction form
    40,110.60/60,165.90 = 36,611.40/x
  3. Step 3: Cross multiply
    40,110.60x = 60,165.90 × 36,611.40
  4. Step 4: Simplify right side
    40,110.60x = 2,202,757,831.26
  5. Step 5: Solve for x
    x = 2,202,757,831.26/40,110.60
  6. Step 6: Final answer
    x = 54,917.10

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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.