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Finding the Fourth Proportional to 60,668, 91,002 and 16,892

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Solution

The fourth proportional to 60,668, 91,002 and 16,892 is: 25,338

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,668 : 91,002 = 16,892 : x
  2. Step 2: Convert to fraction form
    60,668/91,002 = 16,892/x
  3. Step 3: Cross multiply
    60,668x = 91,002 × 16,892
  4. Step 4: Simplify right side
    60,668x = 1,537,205,784
  5. Step 5: Solve for x
    x = 1,537,205,784/60,668
  6. Step 6: Final answer
    x = 25,338

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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.