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Finding the Fourth Proportional to 50,173.61, 69,242.79 and 33,147.99

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Solution

The fourth proportional to 50,173.61, 69,242.79 and 33,147.99 is: 45,746.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,173.61 : 69,242.79 = 33,147.99 : x
  2. Step 2: Convert to fraction form
    50,173.61/69,242.79 = 33,147.99/x
  3. Step 3: Cross multiply
    50,173.61x = 69,242.79 × 33,147.99
  4. Step 4: Simplify right side
    50,173.61x = 2,295,259,056.36
  5. Step 5: Solve for x
    x = 2,295,259,056.36/50,173.61
  6. Step 6: Final answer
    x = 45,746.34

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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.