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Finding the Fourth Proportional to 122,813.00, 184,219.49 and 34,066.51

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Solution

The fourth proportional to 122,813.00, 184,219.49 and 34,066.51 is: 51,099.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,813.00 : 184,219.49 = 34,066.51 : x
  2. Step 2: Convert to fraction form
    122,813.00/184,219.49 = 34,066.51/x
  3. Step 3: Cross multiply
    122,813.00x = 184,219.49 × 34,066.51
  4. Step 4: Simplify right side
    122,813.00x = 6,275,715,413.72
  5. Step 5: Solve for x
    x = 6,275,715,413.72/122,813.00
  6. Step 6: Final answer
    x = 51,099.76

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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.