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Finding the Fourth Proportional to 167,988, 251,982 and 69,492

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Solution

The fourth proportional to 167,988, 251,982 and 69,492 is: 104,238

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,988 : 251,982 = 69,492 : x
  2. Step 2: Convert to fraction form
    167,988/251,982 = 69,492/x
  3. Step 3: Cross multiply
    167,988x = 251,982 × 69,492
  4. Step 4: Simplify right side
    167,988x = 17,510,733,144
  5. Step 5: Solve for x
    x = 17,510,733,144/167,988
  6. Step 6: Final answer
    x = 104,238

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.