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Finding the Fourth Proportional to 61,467.80, 84,794.44 and 35,957.48

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Solution

The fourth proportional to 61,467.80, 84,794.44 and 35,957.48 is: 49,603.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,467.80 : 84,794.44 = 35,957.48 : x
  2. Step 2: Convert to fraction form
    61,467.80/84,794.44 = 35,957.48/x
  3. Step 3: Cross multiply
    61,467.80x = 84,794.44 × 35,957.48
  4. Step 4: Simplify right side
    61,467.80x = 3,048,994,380.41
  5. Step 5: Solve for x
    x = 3,048,994,380.41/61,467.80
  6. Step 6: Final answer
    x = 49,603.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.