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Finding the Fourth Proportional to 93,969.79, 140,887.76 and 44,022.69

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Solution

The fourth proportional to 93,969.79, 140,887.76 and 44,022.69 is: 66,002.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,969.79 : 140,887.76 = 44,022.69 : x
  2. Step 2: Convert to fraction form
    93,969.79/140,887.76 = 44,022.69/x
  3. Step 3: Cross multiply
    93,969.79x = 140,887.76 × 44,022.69
  4. Step 4: Simplify right side
    93,969.79x = 6,202,257,963.16
  5. Step 5: Solve for x
    x = 6,202,257,963.16/93,969.79
  6. Step 6: Final answer
    x = 66,002.68

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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.