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Finding the Fourth Proportional to 88,353.77, 121,928.50 and 48,067.53

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Solution

The fourth proportional to 88,353.77, 121,928.50 and 48,067.53 is: 66,333.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,353.77 : 121,928.50 = 48,067.53 : x
  2. Step 2: Convert to fraction form
    88,353.77/121,928.50 = 48,067.53/x
  3. Step 3: Cross multiply
    88,353.77x = 121,928.50 × 48,067.53
  4. Step 4: Simplify right side
    88,353.77x = 5,860,801,197.87
  5. Step 5: Solve for x
    x = 5,860,801,197.87/88,353.77
  6. Step 6: Final answer
    x = 66,333.34

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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.