Home / 214,399.36-321,614.40-56,626.24

Finding the Fourth Proportional to 214,399.36, 321,614.40 and 56,626.24

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Solution

The fourth proportional to 214,399.36, 321,614.40 and 56,626.24 is: 84,943.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,399.36 : 321,614.40 = 56,626.24 : x
  2. Step 2: Convert to fraction form
    214,399.36/321,614.40 = 56,626.24/x
  3. Step 3: Cross multiply
    214,399.36x = 321,614.40 × 56,626.24
  4. Step 4: Simplify right side
    214,399.36x = 18,211,814,201.86
  5. Step 5: Solve for x
    x = 18,211,814,201.86/214,399.36
  6. Step 6: Final answer
    x = 84,943.42

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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.