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Finding the Fourth Proportional to 184,354.31, 276,531.48 and 105,413.18

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Solution

The fourth proportional to 184,354.31, 276,531.48 and 105,413.18 is: 158,119.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,354.31 : 276,531.48 = 105,413.18 : x
  2. Step 2: Convert to fraction form
    184,354.31/276,531.48 = 105,413.18/x
  3. Step 3: Cross multiply
    184,354.31x = 276,531.48 × 105,413.18
  4. Step 4: Simplify right side
    184,354.31x = 29,150,061,294.25
  5. Step 5: Solve for x
    x = 29,150,061,294.25/184,354.31
  6. Step 6: Final answer
    x = 158,119.77

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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.