Home / 64,604.23-96,906.34-20,234.45

Finding the Fourth Proportional to 64,604.23, 96,906.34 and 20,234.45

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Solution

The fourth proportional to 64,604.23, 96,906.34 and 20,234.45 is: 30,351.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,604.23 : 96,906.34 = 20,234.45 : x
  2. Step 2: Convert to fraction form
    64,604.23/96,906.34 = 20,234.45/x
  3. Step 3: Cross multiply
    64,604.23x = 96,906.34 × 20,234.45
  4. Step 4: Simplify right side
    64,604.23x = 1,960,846,784.26
  5. Step 5: Solve for x
    x = 1,960,846,784.26/64,604.23
  6. Step 6: Final answer
    x = 30,351.68

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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.