Home / 155,992.82-233,989.23-50,811.78

Finding the Fourth Proportional to 155,992.82, 233,989.23 and 50,811.78

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Solution

The fourth proportional to 155,992.82, 233,989.23 and 50,811.78 is: 76,217.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,992.82 : 233,989.23 = 50,811.78 : x
  2. Step 2: Convert to fraction form
    155,992.82/233,989.23 = 50,811.78/x
  3. Step 3: Cross multiply
    155,992.82x = 233,989.23 × 50,811.78
  4. Step 4: Simplify right side
    155,992.82x = 11,889,409,277.13
  5. Step 5: Solve for x
    x = 11,889,409,277.13/155,992.82
  6. Step 6: Final answer
    x = 76,217.67

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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.