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Finding the Fourth Proportional to 50,889.70, 70,154.04 and 35,736.22

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Solution

The fourth proportional to 50,889.70, 70,154.04 and 35,736.22 is: 49,264.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,889.70 : 70,154.04 = 35,736.22 : x
  2. Step 2: Convert to fraction form
    50,889.70/70,154.04 = 35,736.22/x
  3. Step 3: Cross multiply
    50,889.70x = 70,154.04 × 35,736.22
  4. Step 4: Simplify right side
    50,889.70x = 2,507,040,207.33
  5. Step 5: Solve for x
    x = 2,507,040,207.33/50,889.70
  6. Step 6: Final answer
    x = 49,264.20

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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.