Home / 214,106.36-321,212.82-64,349.06

Finding the Fourth Proportional to 214,106.36, 321,212.82 and 64,349.06

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Solution

The fourth proportional to 214,106.36, 321,212.82 and 64,349.06 is: 96,539.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,106.36 : 321,212.82 = 64,349.06 : x
  2. Step 2: Convert to fraction form
    214,106.36/321,212.82 = 64,349.06/x
  3. Step 3: Cross multiply
    214,106.36x = 321,212.82 × 64,349.06
  4. Step 4: Simplify right side
    214,106.36x = 20,669,743,026.95
  5. Step 5: Solve for x
    x = 20,669,743,026.95/214,106.36
  6. Step 6: Final answer
    x = 96,539.60

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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.