Home / 150,315.06-225,624.54-133,329.36

Finding the Fourth Proportional to 150,315.06, 225,624.54 and 133,329.36

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Solution

The fourth proportional to 150,315.06, 225,624.54 and 133,329.36 is: 200,128.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,315.06 : 225,624.54 = 133,329.36 : x
  2. Step 2: Convert to fraction form
    150,315.06/225,624.54 = 133,329.36/x
  3. Step 3: Cross multiply
    150,315.06x = 225,624.54 × 133,329.36
  4. Step 4: Simplify right side
    150,315.06x = 30,082,375,518.49
  5. Step 5: Solve for x
    x = 30,082,375,518.49/150,315.06
  6. Step 6: Final answer
    x = 200,128.82

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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.