Home / 150,348.96-207,479.22-82,365.36

Finding the Fourth Proportional to 150,348.96, 207,479.22 and 82,365.36

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Solution

The fourth proportional to 150,348.96, 207,479.22 and 82,365.36 is: 113,662.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,348.96 : 207,479.22 = 82,365.36 : x
  2. Step 2: Convert to fraction form
    150,348.96/207,479.22 = 82,365.36/x
  3. Step 3: Cross multiply
    150,348.96x = 207,479.22 × 82,365.36
  4. Step 4: Simplify right side
    150,348.96x = 17,089,100,647.82
  5. Step 5: Solve for x
    x = 17,089,100,647.82/150,348.96
  6. Step 6: Final answer
    x = 113,662.91

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1.5x scale

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.