Home / 313,222.50-432,247.37-169,982.57

Finding the Fourth Proportional to 313,222.50, 432,247.37 and 169,982.57

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Solution

The fourth proportional to 313,222.50, 432,247.37 and 169,982.57 is: 234,576.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,222.50 : 432,247.37 = 169,982.57 : x
  2. Step 2: Convert to fraction form
    313,222.50/432,247.37 = 169,982.57/x
  3. Step 3: Cross multiply
    313,222.50x = 432,247.37 × 169,982.57
  4. Step 4: Simplify right side
    313,222.50x = 73,474,519,059.05
  5. Step 5: Solve for x
    x = 73,474,519,059.05/313,222.50
  6. Step 6: Final answer
    x = 234,576.12

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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.