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Finding the Fourth Proportional to 111,693.52, 167,496.54 and 41,534.56

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Solution

The fourth proportional to 111,693.52, 167,496.54 and 41,534.56 is: 62,285.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,693.52 : 167,496.54 = 41,534.56 : x
  2. Step 2: Convert to fraction form
    111,693.52/167,496.54 = 41,534.56/x
  3. Step 3: Cross multiply
    111,693.52x = 167,496.54 × 41,534.56
  4. Step 4: Simplify right side
    111,693.52x = 6,956,895,090.42
  5. Step 5: Solve for x
    x = 6,956,895,090.42/111,693.52
  6. Step 6: Final answer
    x = 62,285.57

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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.