Home / 50,188.28-69,274.64-28,981.67

Finding the Fourth Proportional to 50,188.28, 69,274.64 and 28,981.67

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Solution

The fourth proportional to 50,188.28, 69,274.64 and 28,981.67 is: 40,003.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,188.28 : 69,274.64 = 28,981.67 : x
  2. Step 2: Convert to fraction form
    50,188.28/69,274.64 = 28,981.67/x
  3. Step 3: Cross multiply
    50,188.28x = 69,274.64 × 28,981.67
  4. Step 4: Simplify right side
    50,188.28x = 2,007,694,481.93
  5. Step 5: Solve for x
    x = 2,007,694,481.93/50,188.28
  6. Step 6: Final answer
    x = 40,003.26

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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.