Home / 111,622.64-167,435.26-32,738.45

Finding the Fourth Proportional to 111,622.64, 167,435.26 and 32,738.45

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Solution

The fourth proportional to 111,622.64, 167,435.26 and 32,738.45 is: 49,108.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,622.64 : 167,435.26 = 32,738.45 : x
  2. Step 2: Convert to fraction form
    111,622.64/167,435.26 = 32,738.45/x
  3. Step 3: Cross multiply
    111,622.64x = 167,435.26 × 32,738.45
  4. Step 4: Simplify right side
    111,622.64x = 5,481,569,968.72
  5. Step 5: Solve for x
    x = 5,481,569,968.72/111,622.64
  6. Step 6: Final answer
    x = 49,108.05

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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.