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Finding the Fourth Proportional to 133,610.76, 184,413.10 and 83,300.04

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Solution

The fourth proportional to 133,610.76, 184,413.10 and 83,300.04 is: 114,972.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,610.76 : 184,413.10 = 83,300.04 : x
  2. Step 2: Convert to fraction form
    133,610.76/184,413.10 = 83,300.04/x
  3. Step 3: Cross multiply
    133,610.76x = 184,413.10 × 83,300.04
  4. Step 4: Simplify right side
    133,610.76x = 15,361,618,606.52
  5. Step 5: Solve for x
    x = 15,361,618,606.52/133,610.76
  6. Step 6: Final answer
    x = 114,972.92

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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.