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Finding the Fourth Proportional to 176,357.70, 264,453.22 and 68,337.68

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Solution

The fourth proportional to 176,357.70, 264,453.22 and 68,337.68 is: 102,474.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,357.70 : 264,453.22 = 68,337.68 : x
  2. Step 2: Convert to fraction form
    176,357.70/264,453.22 = 68,337.68/x
  3. Step 3: Cross multiply
    176,357.70x = 264,453.22 × 68,337.68
  4. Step 4: Simplify right side
    176,357.70x = 18,072,119,523.33
  5. Step 5: Solve for x
    x = 18,072,119,523.33/176,357.70
  6. Step 6: Final answer
    x = 102,474.23

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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.