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Finding the Fourth Proportional to 111,610.56, 167,415.84 and 49,268.64

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Solution

The fourth proportional to 111,610.56, 167,415.84 and 49,268.64 is: 73,902.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,610.56 : 167,415.84 = 49,268.64 : x
  2. Step 2: Convert to fraction form
    111,610.56/167,415.84 = 49,268.64/x
  3. Step 3: Cross multiply
    111,610.56x = 167,415.84 × 49,268.64
  4. Step 4: Simplify right side
    111,610.56x = 8,248,350,751.26
  5. Step 5: Solve for x
    x = 8,248,350,751.26/111,610.56
  6. Step 6: Final answer
    x = 73,902.96

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1.5x scale

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.