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Finding the Fourth Proportional to 148,793.69, 223,192.40 and 43,614.79

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Solution

The fourth proportional to 148,793.69, 223,192.40 and 43,614.79 is: 65,422.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,793.69 : 223,192.40 = 43,614.79 : x
  2. Step 2: Convert to fraction form
    148,793.69/223,192.40 = 43,614.79/x
  3. Step 3: Cross multiply
    148,793.69x = 223,192.40 × 43,614.79
  4. Step 4: Simplify right side
    148,793.69x = 9,734,488,879.54
  5. Step 5: Solve for x
    x = 9,734,488,879.54/148,793.69
  6. Step 6: Final answer
    x = 65,422.73

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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.