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Finding the Fourth Proportional to 168,313.30, 252,450.51 and 49,972.34

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Solution

The fourth proportional to 168,313.30, 252,450.51 and 49,972.34 is: 74,952.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,313.30 : 252,450.51 = 49,972.34 : x
  2. Step 2: Convert to fraction form
    168,313.30/252,450.51 = 49,972.34/x
  3. Step 3: Cross multiply
    168,313.30x = 252,450.51 × 49,972.34
  4. Step 4: Simplify right side
    168,313.30x = 12,615,542,718.89
  5. Step 5: Solve for x
    x = 12,615,542,718.89/168,313.30
  6. Step 6: Final answer
    x = 74,952.74

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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.