Home / 175,912.80-263,869.20-97,180.80

Finding the Fourth Proportional to 175,912.80, 263,869.20 and 97,180.80

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Solution

The fourth proportional to 175,912.80, 263,869.20 and 97,180.80 is: 145,771.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,912.80 : 263,869.20 = 97,180.80 : x
  2. Step 2: Convert to fraction form
    175,912.80/263,869.20 = 97,180.80/x
  3. Step 3: Cross multiply
    175,912.80x = 263,869.20 × 97,180.80
  4. Step 4: Simplify right side
    175,912.80x = 25,643,019,951.36
  5. Step 5: Solve for x
    x = 25,643,019,951.36/175,912.80
  6. Step 6: Final answer
    x = 145,771.20

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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.