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Finding the Fourth Proportional to 61,362.25, 92,033.12 and 16,993.48

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Solution

The fourth proportional to 61,362.25, 92,033.12 and 16,993.48 is: 25,487.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,362.25 : 92,033.12 = 16,993.48 : x
  2. Step 2: Convert to fraction form
    61,362.25/92,033.12 = 16,993.48/x
  3. Step 3: Cross multiply
    61,362.25x = 92,033.12 × 16,993.48
  4. Step 4: Simplify right side
    61,362.25x = 1,563,962,984.06
  5. Step 5: Solve for x
    x = 1,563,962,984.06/61,362.25
  6. Step 6: Final answer
    x = 25,487.38

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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.