Home / 214,727.62-321,848.43-109,323.94

Finding the Fourth Proportional to 214,727.62, 321,848.43 and 109,323.94

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Solution

The fourth proportional to 214,727.62, 321,848.43 and 109,323.94 is: 163,862.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,727.62 : 321,848.43 = 109,323.94 : x
  2. Step 2: Convert to fraction form
    214,727.62/321,848.43 = 109,323.94/x
  3. Step 3: Cross multiply
    214,727.62x = 321,848.43 × 109,323.94
  4. Step 4: Simplify right side
    214,727.62x = 35,185,738,450.41
  5. Step 5: Solve for x
    x = 35,185,738,450.41/214,727.62
  6. Step 6: Final answer
    x = 163,862.19

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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.