Home / 150,148.42-207,204.80-82,165.41

Finding the Fourth Proportional to 150,148.42, 207,204.80 and 82,165.41

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Solution

The fourth proportional to 150,148.42, 207,204.80 and 82,165.41 is: 113,388.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,148.42 : 207,204.80 = 82,165.41 : x
  2. Step 2: Convert to fraction form
    150,148.42/207,204.80 = 82,165.41/x
  3. Step 3: Cross multiply
    150,148.42x = 207,204.80 × 82,165.41
  4. Step 4: Simplify right side
    150,148.42x = 17,025,066,309.94
  5. Step 5: Solve for x
    x = 17,025,066,309.94/150,148.42
  6. Step 6: Final answer
    x = 113,388.25

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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.