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Finding the Fourth Proportional to 241,413.21, 333,143.89 and 133,980.48

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Solution

The fourth proportional to 241,413.21, 333,143.89 and 133,980.48 is: 184,889.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,413.21 : 333,143.89 = 133,980.48 : x
  2. Step 2: Convert to fraction form
    241,413.21/333,143.89 = 133,980.48/x
  3. Step 3: Cross multiply
    241,413.21x = 333,143.89 × 133,980.48
  4. Step 4: Simplify right side
    241,413.21x = 44,634,777,956.32
  5. Step 5: Solve for x
    x = 44,634,777,956.32/241,413.21
  6. Step 6: Final answer
    x = 184,889.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.