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Finding the Fourth Proportional to 111,876.35, 167,814.32 and 33,045.94

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Solution

The fourth proportional to 111,876.35, 167,814.32 and 33,045.94 is: 49,568.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,876.35 : 167,814.32 = 33,045.94 : x
  2. Step 2: Convert to fraction form
    111,876.35/167,814.32 = 33,045.94/x
  3. Step 3: Cross multiply
    111,876.35x = 167,814.32 × 33,045.94
  4. Step 4: Simplify right side
    111,876.35x = 5,545,581,465.13
  5. Step 5: Solve for x
    x = 5,545,581,465.13/111,876.35
  6. Step 6: Final answer
    x = 49,568.84

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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.