Home / 56,081.88-77,377.32-33,415.44

Finding the Fourth Proportional to 56,081.88, 77,377.32 and 33,415.44

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Solution

The fourth proportional to 56,081.88, 77,377.32 and 33,415.44 is: 46,103.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,081.88 : 77,377.32 = 33,415.44 : x
  2. Step 2: Convert to fraction form
    56,081.88/77,377.32 = 33,415.44/x
  3. Step 3: Cross multiply
    56,081.88x = 77,377.32 × 33,415.44
  4. Step 4: Simplify right side
    56,081.88x = 2,585,597,193.82
  5. Step 5: Solve for x
    x = 2,585,597,193.82/56,081.88
  6. Step 6: Final answer
    x = 46,103.97

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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.