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Finding the Fourth Proportional to 192,007.30, 288,010.95 and 164,013.70

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Solution

The fourth proportional to 192,007.30, 288,010.95 and 164,013.70 is: 246,020.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,007.30 : 288,010.95 = 164,013.70 : x
  2. Step 2: Convert to fraction form
    192,007.30/288,010.95 = 164,013.70/x
  3. Step 3: Cross multiply
    192,007.30x = 288,010.95 × 164,013.70
  4. Step 4: Simplify right side
    192,007.30x = 47,237,741,550.02
  5. Step 5: Solve for x
    x = 47,237,741,550.02/192,007.30
  6. Step 6: Final answer
    x = 246,020.55

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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.