Home / 111,621.20-167,454.87-36,745.84

Finding the Fourth Proportional to 111,621.20, 167,454.87 and 36,745.84

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Solution

The fourth proportional to 111,621.20, 167,454.87 and 36,745.84 is: 55,126.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,621.20 : 167,454.87 = 36,745.84 : x
  2. Step 2: Convert to fraction form
    111,621.20/167,454.87 = 36,745.84/x
  3. Step 3: Cross multiply
    111,621.20x = 167,454.87 × 36,745.84
  4. Step 4: Simplify right side
    111,621.20x = 6,153,268,839.24
  5. Step 5: Solve for x
    x = 6,153,268,839.24/111,621.20
  6. Step 6: Final answer
    x = 55,126.35

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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.