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Finding the Fourth Proportional to 68,596.83, 102,918.60 and 37,009.89

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Solution

The fourth proportional to 68,596.83, 102,918.60 and 37,009.89 is: 55,527.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,596.83 : 102,918.60 = 37,009.89 : x
  2. Step 2: Convert to fraction form
    68,596.83/102,918.60 = 37,009.89/x
  3. Step 3: Cross multiply
    68,596.83x = 102,918.60 × 37,009.89
  4. Step 4: Simplify right side
    68,596.83x = 3,809,006,064.95
  5. Step 5: Solve for x
    x = 3,809,006,064.95/68,596.83
  6. Step 6: Final answer
    x = 55,527.44

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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.