Home / 214,127.60-321,115.80-73,853.60

Finding the Fourth Proportional to 214,127.60, 321,115.80 and 73,853.60

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Solution

The fourth proportional to 214,127.60, 321,115.80 and 73,853.60 is: 110,754.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,127.60 : 321,115.80 = 73,853.60 : x
  2. Step 2: Convert to fraction form
    214,127.60/321,115.80 = 73,853.60/x
  3. Step 3: Cross multiply
    214,127.60x = 321,115.80 × 73,853.60
  4. Step 4: Simplify right side
    214,127.60x = 23,715,557,846.88
  5. Step 5: Solve for x
    x = 23,715,557,846.88/214,127.60
  6. Step 6: Final answer
    x = 110,754.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.