Home / 150,326.94-207,448.88-82,343.36

Finding the Fourth Proportional to 150,326.94, 207,448.88 and 82,343.36

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Solution

The fourth proportional to 150,326.94, 207,448.88 and 82,343.36 is: 113,632.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,326.94 : 207,448.88 = 82,343.36 : x
  2. Step 2: Convert to fraction form
    150,326.94/207,448.88 = 82,343.36/x
  3. Step 3: Cross multiply
    150,326.94x = 207,448.88 × 82,343.36
  4. Step 4: Simplify right side
    150,326.94x = 17,082,037,807.44
  5. Step 5: Solve for x
    x = 17,082,037,807.44/150,326.94
  6. Step 6: Final answer
    x = 113,632.58

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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.