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Finding the Fourth Proportional to 88,857.52, 122,623.37 and 48,571.45

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Solution

The fourth proportional to 88,857.52, 122,623.37 and 48,571.45 is: 67,028.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,857.52 : 122,623.37 = 48,571.45 : x
  2. Step 2: Convert to fraction form
    88,857.52/122,623.37 = 48,571.45/x
  3. Step 3: Cross multiply
    88,857.52x = 122,623.37 × 48,571.45
  4. Step 4: Simplify right side
    88,857.52x = 5,955,994,517.51
  5. Step 5: Solve for x
    x = 5,955,994,517.51/88,857.52
  6. Step 6: Final answer
    x = 67,028.59

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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.