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Finding the Fourth Proportional to 176,399.87, 264,640.84 and 58,072.23

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Solution

The fourth proportional to 176,399.87, 264,640.84 and 58,072.23 is: 87,121.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,399.87 : 264,640.84 = 58,072.23 : x
  2. Step 2: Convert to fraction form
    176,399.87/264,640.84 = 58,072.23/x
  3. Step 3: Cross multiply
    176,399.87x = 264,640.84 × 58,072.23
  4. Step 4: Simplify right side
    176,399.87x = 15,368,283,582.69
  5. Step 5: Solve for x
    x = 15,368,283,582.69/176,399.87
  6. Step 6: Final answer
    x = 87,121.86

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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.