Home / 111,090.57-166,653.13-36,193.28

Finding the Fourth Proportional to 111,090.57, 166,653.13 and 36,193.28

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Solution

The fourth proportional to 111,090.57, 166,653.13 and 36,193.28 is: 54,295.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,090.57 : 166,653.13 = 36,193.28 : x
  2. Step 2: Convert to fraction form
    111,090.57/166,653.13 = 36,193.28/x
  3. Step 3: Cross multiply
    111,090.57x = 166,653.13 × 36,193.28
  4. Step 4: Simplify right side
    111,090.57x = 6,031,723,396.97
  5. Step 5: Solve for x
    x = 6,031,723,396.97/111,090.57
  6. Step 6: Final answer
    x = 54,295.55

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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.