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Finding the Fourth Proportional to 111,924, 167,886 and 38,052

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Solution

The fourth proportional to 111,924, 167,886 and 38,052 is: 57,078

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,924 : 167,886 = 38,052 : x
  2. Step 2: Convert to fraction form
    111,924/167,886 = 38,052/x
  3. Step 3: Cross multiply
    111,924x = 167,886 × 38,052
  4. Step 4: Simplify right side
    111,924x = 6,388,398,072
  5. Step 5: Solve for x
    x = 6,388,398,072/111,924
  6. Step 6: Final answer
    x = 57,078

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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.