Home / 189,786.96-284,680.49-49,544.37

Finding the Fourth Proportional to 189,786.96, 284,680.49 and 49,544.37

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Solution

The fourth proportional to 189,786.96, 284,680.49 and 49,544.37 is: 74,316.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,786.96 : 284,680.49 = 49,544.37 : x
  2. Step 2: Convert to fraction form
    189,786.96/284,680.49 = 49,544.37/x
  3. Step 3: Cross multiply
    189,786.96x = 284,680.49 × 49,544.37
  4. Step 4: Simplify right side
    189,786.96x = 14,104,315,280.62
  5. Step 5: Solve for x
    x = 14,104,315,280.62/189,786.96
  6. Step 6: Final answer
    x = 74,316.57

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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.