Home / 111,044.30-166,578.12-36,170.28

Finding the Fourth Proportional to 111,044.30, 166,578.12 and 36,170.28

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Solution

The fourth proportional to 111,044.30, 166,578.12 and 36,170.28 is: 54,259.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,044.30 : 166,578.12 = 36,170.28 : x
  2. Step 2: Convert to fraction form
    111,044.30/166,578.12 = 36,170.28/x
  3. Step 3: Cross multiply
    111,044.30x = 166,578.12 × 36,170.28
  4. Step 4: Simplify right side
    111,044.30x = 6,025,177,242.27
  5. Step 5: Solve for x
    x = 6,025,177,242.27/111,044.30
  6. Step 6: Final answer
    x = 54,259.22

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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.