Home / 268,121.42-370,012.01-147,273.89

Finding the Fourth Proportional to 268,121.42, 370,012.01 and 147,273.89

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Solution

The fourth proportional to 268,121.42, 370,012.01 and 147,273.89 is: 203,240.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,121.42 : 370,012.01 = 147,273.89 : x
  2. Step 2: Convert to fraction form
    268,121.42/370,012.01 = 147,273.89/x
  3. Step 3: Cross multiply
    268,121.42x = 370,012.01 × 147,273.89
  4. Step 4: Simplify right side
    268,121.42x = 54,493,106,577.54
  5. Step 5: Solve for x
    x = 54,493,106,577.54/268,121.42
  6. Step 6: Final answer
    x = 203,240.41

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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.