Home / 150,741.32-208,022.13-82,759.41

Finding the Fourth Proportional to 150,741.32, 208,022.13 and 82,759.41

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Solution

The fourth proportional to 150,741.32, 208,022.13 and 82,759.41 is: 114,207.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,741.32 : 208,022.13 = 82,759.41 : x
  2. Step 2: Convert to fraction form
    150,741.32/208,022.13 = 82,759.41/x
  3. Step 3: Cross multiply
    150,741.32x = 208,022.13 × 82,759.41
  4. Step 4: Simplify right side
    150,741.32x = 17,215,788,745.74
  5. Step 5: Solve for x
    x = 17,215,788,745.74/150,741.32
  6. Step 6: Final answer
    x = 114,207.50

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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.