Home / 150,267.76-207,369.86-82,289.18

Finding the Fourth Proportional to 150,267.76, 207,369.86 and 82,289.18

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Solution

The fourth proportional to 150,267.76, 207,369.86 and 82,289.18 is: 113,559.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,267.76 : 207,369.86 = 82,289.18 : x
  2. Step 2: Convert to fraction form
    150,267.76/207,369.86 = 82,289.18/x
  3. Step 3: Cross multiply
    150,267.76x = 207,369.86 × 82,289.18
  4. Step 4: Simplify right side
    150,267.76x = 17,064,295,843.09
  5. Step 5: Solve for x
    x = 17,064,295,843.09/150,267.76
  6. Step 6: Final answer
    x = 113,559.26

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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.