Home / 111,110.25-166,682.69-36,213.02

Finding the Fourth Proportional to 111,110.25, 166,682.69 and 36,213.02

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Solution

The fourth proportional to 111,110.25, 166,682.69 and 36,213.02 is: 54,325.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,110.25 : 166,682.69 = 36,213.02 : x
  2. Step 2: Convert to fraction form
    111,110.25/166,682.69 = 36,213.02/x
  3. Step 3: Cross multiply
    111,110.25x = 166,682.69 × 36,213.02
  4. Step 4: Simplify right side
    111,110.25x = 6,036,082,753.21
  5. Step 5: Solve for x
    x = 6,036,082,753.21/111,110.25
  6. Step 6: Final answer
    x = 54,325.17

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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.