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Finding the Fourth Proportional to 111,912.60, 167,886.18 and 37,051.56

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Solution

The fourth proportional to 111,912.60, 167,886.18 and 37,051.56 is: 55,583.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,912.60 : 167,886.18 = 37,051.56 : x
  2. Step 2: Convert to fraction form
    111,912.60/167,886.18 = 37,051.56/x
  3. Step 3: Cross multiply
    111,912.60x = 167,886.18 × 37,051.56
  4. Step 4: Simplify right side
    111,912.60x = 6,220,444,871.44
  5. Step 5: Solve for x
    x = 6,220,444,871.44/111,912.60
  6. Step 6: Final answer
    x = 55,583.06

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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.