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Finding the Fourth Proportional to 68,305.98, 102,493.82 and 46,072.73

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Solution

The fourth proportional to 68,305.98, 102,493.82 and 46,072.73 is: 69,132.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,305.98 : 102,493.82 = 46,072.73 : x
  2. Step 2: Convert to fraction form
    68,305.98/102,493.82 = 46,072.73/x
  3. Step 3: Cross multiply
    68,305.98x = 102,493.82 × 46,072.73
  4. Step 4: Simplify right side
    68,305.98x = 4,722,170,095.53
  5. Step 5: Solve for x
    x = 4,722,170,095.53/68,305.98
  6. Step 6: Final answer
    x = 69,132.60

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1.5x scale

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.