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Finding the Fourth Proportional to 88,399.63, 132,388.39 and 50,880.84

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Solution

The fourth proportional to 88,399.63, 132,388.39 and 50,880.84 is: 76,199.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,399.63 : 132,388.39 = 50,880.84 : x
  2. Step 2: Convert to fraction form
    88,399.63/132,388.39 = 50,880.84/x
  3. Step 3: Cross multiply
    88,399.63x = 132,388.39 × 50,880.84
  4. Step 4: Simplify right side
    88,399.63x = 6,736,032,489.45
  5. Step 5: Solve for x
    x = 6,736,032,489.45/88,399.63
  6. Step 6: Final answer
    x = 76,199.78

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1.5x scale

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.