Home / 74,757.27-112,157.55-22,168.02

Finding the Fourth Proportional to 74,757.27, 112,157.55 and 22,168.02

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Solution

The fourth proportional to 74,757.27, 112,157.55 and 22,168.02 is: 33,258.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,757.27 : 112,157.55 = 22,168.02 : x
  2. Step 2: Convert to fraction form
    74,757.27/112,157.55 = 22,168.02/x
  3. Step 3: Cross multiply
    74,757.27x = 112,157.55 × 22,168.02
  4. Step 4: Simplify right side
    74,757.27x = 2,486,310,811.55
  5. Step 5: Solve for x
    x = 2,486,310,811.55/74,757.27
  6. Step 6: Final answer
    x = 33,258.45

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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.