Home / 150,150.62-207,204.64-82,167.32

Finding the Fourth Proportional to 150,150.62, 207,204.64 and 82,167.32

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Solution

The fourth proportional to 150,150.62, 207,204.64 and 82,167.32 is: 113,389.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,150.62 : 207,204.64 = 82,167.32 : x
  2. Step 2: Convert to fraction form
    150,150.62/207,204.64 = 82,167.32/x
  3. Step 3: Cross multiply
    150,150.62x = 207,204.64 × 82,167.32
  4. Step 4: Simplify right side
    150,150.62x = 17,025,449,960.36
  5. Step 5: Solve for x
    x = 17,025,449,960.36/150,150.62
  6. Step 6: Final answer
    x = 113,389.14

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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.