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Finding the Fourth Proportional to 55,299.93, 82,906.15 and 39,504.93

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Solution

The fourth proportional to 55,299.93, 82,906.15 and 39,504.93 is: 59,226.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,299.93 : 82,906.15 = 39,504.93 : x
  2. Step 2: Convert to fraction form
    55,299.93/82,906.15 = 39,504.93/x
  3. Step 3: Cross multiply
    55,299.93x = 82,906.15 × 39,504.93
  4. Step 4: Simplify right side
    55,299.93x = 3,275,201,652.32
  5. Step 5: Solve for x
    x = 3,275,201,652.32/55,299.93
  6. Step 6: Final answer
    x = 59,226.14

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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.