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Finding the Fourth Proportional to 146,392.85, 202,020.48 and 79,324.85

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Solution

The fourth proportional to 146,392.85, 202,020.48 and 79,324.85 is: 109,467.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,392.85 : 202,020.48 = 79,324.85 : x
  2. Step 2: Convert to fraction form
    146,392.85/202,020.48 = 79,324.85/x
  3. Step 3: Cross multiply
    146,392.85x = 202,020.48 × 79,324.85
  4. Step 4: Simplify right side
    146,392.85x = 16,025,244,777.98
  5. Step 5: Solve for x
    x = 16,025,244,777.98/146,392.85
  6. Step 6: Final answer
    x = 109,467.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.