Home / 50,783.22-76,173.63-21,200.46

Finding the Fourth Proportional to 50,783.22, 76,173.63 and 21,200.46

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Solution

The fourth proportional to 50,783.22, 76,173.63 and 21,200.46 is: 31,800.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,783.22 : 76,173.63 = 21,200.46 : x
  2. Step 2: Convert to fraction form
    50,783.22/76,173.63 = 21,200.46/x
  3. Step 3: Cross multiply
    50,783.22x = 76,173.63 × 21,200.46
  4. Step 4: Simplify right side
    50,783.22x = 1,614,915,995.87
  5. Step 5: Solve for x
    x = 1,614,915,995.87/50,783.22
  6. Step 6: Final answer
    x = 31,800.19

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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.