Home / 214,694.07-321,550.60-102,453.10

Finding the Fourth Proportional to 214,694.07, 321,550.60 and 102,453.10

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Solution

The fourth proportional to 214,694.07, 321,550.60 and 102,453.10 is: 153,445.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,694.07 : 321,550.60 = 102,453.10 : x
  2. Step 2: Convert to fraction form
    214,694.07/321,550.60 = 102,453.10/x
  3. Step 3: Cross multiply
    214,694.07x = 321,550.60 × 102,453.10
  4. Step 4: Simplify right side
    214,694.07x = 32,943,856,573.60
  5. Step 5: Solve for x
    x = 32,943,856,573.60/214,694.07
  6. Step 6: Final answer
    x = 153,445.58

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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.