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Finding the Fourth Proportional to 88,620.54, 122,292.48 and 48,334.51

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Solution

The fourth proportional to 88,620.54, 122,292.48 and 48,334.51 is: 66,699.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,620.54 : 122,292.48 = 48,334.51 : x
  2. Step 2: Convert to fraction form
    88,620.54/122,292.48 = 48,334.51/x
  3. Step 3: Cross multiply
    88,620.54x = 122,292.48 × 48,334.51
  4. Step 4: Simplify right side
    88,620.54x = 5,910,947,097.48
  5. Step 5: Solve for x
    x = 5,910,947,097.48/88,620.54
  6. Step 6: Final answer
    x = 66,699.52

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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.