Home / 150,067.67-207,085.65-82,071.41

Finding the Fourth Proportional to 150,067.67, 207,085.65 and 82,071.41

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Solution

The fourth proportional to 150,067.67, 207,085.65 and 82,071.41 is: 113,254.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,067.67 : 207,085.65 = 82,071.41 : x
  2. Step 2: Convert to fraction form
    150,067.67/207,085.65 = 82,071.41/x
  3. Step 3: Cross multiply
    150,067.67x = 207,085.65 × 82,071.41
  4. Step 4: Simplify right side
    150,067.67x = 16,995,810,250.84
  5. Step 5: Solve for x
    x = 16,995,810,250.84/150,067.67
  6. Step 6: Final answer
    x = 113,254.31

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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.