Home / 56,519.88-77,997.96-35,311.44

Finding the Fourth Proportional to 56,519.88, 77,997.96 and 35,311.44

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Solution

The fourth proportional to 56,519.88, 77,997.96 and 35,311.44 is: 48,730.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,519.88 : 77,997.96 = 35,311.44 : x
  2. Step 2: Convert to fraction form
    56,519.88/77,997.96 = 35,311.44/x
  3. Step 3: Cross multiply
    56,519.88x = 77,997.96 × 35,311.44
  4. Step 4: Simplify right side
    56,519.88x = 2,754,220,284.66
  5. Step 5: Solve for x
    x = 2,754,220,284.66/56,519.88
  6. Step 6: Final answer
    x = 48,730.12

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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.