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Finding the Fourth Proportional to 50,809.68, 70,056.90 and 35,247.96

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Solution

The fourth proportional to 50,809.68, 70,056.90 and 35,247.96 is: 48,600.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,809.68 : 70,056.90 = 35,247.96 : x
  2. Step 2: Convert to fraction form
    50,809.68/70,056.90 = 35,247.96/x
  3. Step 3: Cross multiply
    50,809.68x = 70,056.90 × 35,247.96
  4. Step 4: Simplify right side
    50,809.68x = 2,469,362,808.92
  5. Step 5: Solve for x
    x = 2,469,362,808.92/50,809.68
  6. Step 6: Final answer
    x = 48,600.24

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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.