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Finding the Fourth Proportional to 61,974.63, 92,968.07 and 19,844.10

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Solution

The fourth proportional to 61,974.63, 92,968.07 and 19,844.10 is: 29,768.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,974.63 : 92,968.07 = 19,844.10 : x
  2. Step 2: Convert to fraction form
    61,974.63/92,968.07 = 19,844.10/x
  3. Step 3: Cross multiply
    61,974.63x = 92,968.07 × 19,844.10
  4. Step 4: Simplify right side
    61,974.63x = 1,844,867,578.67
  5. Step 5: Solve for x
    x = 1,844,867,578.67/61,974.63
  6. Step 6: Final answer
    x = 29,768.11

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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.