Home / 111,141.02-166,627.70-36,216.43

Finding the Fourth Proportional to 111,141.02, 166,627.70 and 36,216.43

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Solution

The fourth proportional to 111,141.02, 166,627.70 and 36,216.43 is: 54,297.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,141.02 : 166,627.70 = 36,216.43 : x
  2. Step 2: Convert to fraction form
    111,141.02/166,627.70 = 36,216.43/x
  3. Step 3: Cross multiply
    111,141.02x = 166,627.70 × 36,216.43
  4. Step 4: Simplify right side
    111,141.02x = 6,034,659,971.27
  5. Step 5: Solve for x
    x = 6,034,659,971.27/111,141.02
  6. Step 6: Final answer
    x = 54,297.32

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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.