Home / 214,240.84-321,296.56-64,441.36

Finding the Fourth Proportional to 214,240.84, 321,296.56 and 64,441.36

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Solution

The fourth proportional to 214,240.84, 321,296.56 and 64,441.36 is: 96,642.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,240.84 : 321,296.56 = 64,441.36 : x
  2. Step 2: Convert to fraction form
    214,240.84/321,296.56 = 64,441.36/x
  3. Step 3: Cross multiply
    214,240.84x = 321,296.56 × 64,441.36
  4. Step 4: Simplify right side
    214,240.84x = 20,704,787,289.72
  5. Step 5: Solve for x
    x = 20,704,787,289.72/214,240.84
  6. Step 6: Final answer
    x = 96,642.58

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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.