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Finding the Fourth Proportional to 190,471.50, 262,797.48 and 150,059.84

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Solution

The fourth proportional to 190,471.50, 262,797.48 and 150,059.84 is: 207,040.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,471.50 : 262,797.48 = 150,059.84 : x
  2. Step 2: Convert to fraction form
    190,471.50/262,797.48 = 150,059.84/x
  3. Step 3: Cross multiply
    190,471.50x = 262,797.48 × 150,059.84
  4. Step 4: Simplify right side
    190,471.50x = 39,435,346,487.22
  5. Step 5: Solve for x
    x = 39,435,346,487.22/190,471.50
  6. Step 6: Final answer
    x = 207,040.67

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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.