Home / 111,035.52-166,568.94-36,131.58

Finding the Fourth Proportional to 111,035.52, 166,568.94 and 36,131.58

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Solution

The fourth proportional to 111,035.52, 166,568.94 and 36,131.58 is: 54,202.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,035.52 : 166,568.94 = 36,131.58 : x
  2. Step 2: Convert to fraction form
    111,035.52/166,568.94 = 36,131.58/x
  3. Step 3: Cross multiply
    111,035.52x = 166,568.94 × 36,131.58
  4. Step 4: Simplify right side
    111,035.52x = 6,018,398,981.13
  5. Step 5: Solve for x
    x = 6,018,398,981.13/111,035.52
  6. Step 6: Final answer
    x = 54,202.47

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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.