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Finding the Fourth Proportional to 84,650.88, 116,819.54 and 46,413.92

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Solution

The fourth proportional to 84,650.88, 116,819.54 and 46,413.92 is: 64,051.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,650.88 : 116,819.54 = 46,413.92 : x
  2. Step 2: Convert to fraction form
    84,650.88/116,819.54 = 46,413.92/x
  3. Step 3: Cross multiply
    84,650.88x = 116,819.54 × 46,413.92
  4. Step 4: Simplify right side
    84,650.88x = 5,422,053,018.03
  5. Step 5: Solve for x
    x = 5,422,053,018.03/84,650.88
  6. Step 6: Final answer
    x = 64,051.94

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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.