Home / 150,133.16-207,182.00-82,149.36

Finding the Fourth Proportional to 150,133.16, 207,182.00 and 82,149.36

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Solution

The fourth proportional to 150,133.16, 207,182.00 and 82,149.36 is: 113,365.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,133.16 : 207,182.00 = 82,149.36 : x
  2. Step 2: Convert to fraction form
    150,133.16/207,182.00 = 82,149.36/x
  3. Step 3: Cross multiply
    150,133.16x = 207,182.00 × 82,149.36
  4. Step 4: Simplify right side
    150,133.16x = 17,019,868,131.96
  5. Step 5: Solve for x
    x = 17,019,868,131.96/150,133.16
  6. Step 6: Final answer
    x = 113,365.15

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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.