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Finding the Fourth Proportional to 93,770.91, 140,559.17 and 58,629.87

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Solution

The fourth proportional to 93,770.91, 140,559.17 and 58,629.87 is: 87,884.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,770.91 : 140,559.17 = 58,629.87 : x
  2. Step 2: Convert to fraction form
    93,770.91/140,559.17 = 58,629.87/x
  3. Step 3: Cross multiply
    93,770.91x = 140,559.17 × 58,629.87
  4. Step 4: Simplify right side
    93,770.91x = 8,240,965,571.26
  5. Step 5: Solve for x
    x = 8,240,965,571.26/93,770.91
  6. Step 6: Final answer
    x = 87,884.03

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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.