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Finding the Fourth Proportional to 111,538.98, 167,308.47 and 32,653.21

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Solution

The fourth proportional to 111,538.98, 167,308.47 and 32,653.21 is: 48,979.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,538.98 : 167,308.47 = 32,653.21 : x
  2. Step 2: Convert to fraction form
    111,538.98/167,308.47 = 32,653.21/x
  3. Step 3: Cross multiply
    111,538.98x = 167,308.47 × 32,653.21
  4. Step 4: Simplify right side
    111,538.98x = 5,463,158,064.97
  5. Step 5: Solve for x
    x = 5,463,158,064.97/111,538.98
  6. Step 6: Final answer
    x = 48,979.81

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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.