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Finding the Fourth Proportional to 192,576.34, 288,879.09 and 52,332.94

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Solution

The fourth proportional to 192,576.34, 288,879.09 and 52,332.94 is: 78,503.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,576.34 : 288,879.09 = 52,332.94 : x
  2. Step 2: Convert to fraction form
    192,576.34/288,879.09 = 52,332.94/x
  3. Step 3: Cross multiply
    192,576.34x = 288,879.09 × 52,332.94
  4. Step 4: Simplify right side
    192,576.34x = 15,117,892,084.22
  5. Step 5: Solve for x
    x = 15,117,892,084.22/192,576.34
  6. Step 6: Final answer
    x = 78,503.37

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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.