Home / 214,077.52-321,153.39-71,936.67

Finding the Fourth Proportional to 214,077.52, 321,153.39 and 71,936.67

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Solution

The fourth proportional to 214,077.52, 321,153.39 and 71,936.67 is: 107,917.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,077.52 : 321,153.39 = 71,936.67 : x
  2. Step 2: Convert to fraction form
    214,077.52/321,153.39 = 71,936.67/x
  3. Step 3: Cross multiply
    214,077.52x = 321,153.39 × 71,936.67
  4. Step 4: Simplify right side
    214,077.52x = 23,102,705,435.81
  5. Step 5: Solve for x
    x = 23,102,705,435.81/214,077.52
  6. Step 6: Final answer
    x = 107,917.48

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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.