Home / 111,110.29-166,682.73-36,213.05

Finding the Fourth Proportional to 111,110.29, 166,682.73 and 36,213.05

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Solution

The fourth proportional to 111,110.29, 166,682.73 and 36,213.05 is: 54,325.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,110.29 : 166,682.73 = 36,213.05 : x
  2. Step 2: Convert to fraction form
    111,110.29/166,682.73 = 36,213.05/x
  3. Step 3: Cross multiply
    111,110.29x = 166,682.73 × 36,213.05
  4. Step 4: Simplify right side
    111,110.29x = 6,036,090,035.63
  5. Step 5: Solve for x
    x = 6,036,090,035.63/111,110.29
  6. Step 6: Final answer
    x = 54,325.21

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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.