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Finding the Fourth Proportional to 215,201.60, 322,413.60 and 184,097.60

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Solution

The fourth proportional to 215,201.60, 322,413.60 and 184,097.60 is: 275,813.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,201.60 : 322,413.60 = 184,097.60 : x
  2. Step 2: Convert to fraction form
    215,201.60/322,413.60 = 184,097.60/x
  3. Step 3: Cross multiply
    215,201.60x = 322,413.60 × 184,097.60
  4. Step 4: Simplify right side
    215,201.60x = 59,355,569,967.36
  5. Step 5: Solve for x
    x = 59,355,569,967.36/215,201.60
  6. Step 6: Final answer
    x = 275,813.79

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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.