Home / 214,532.70-321,698.94-79,591.38

Finding the Fourth Proportional to 214,532.70, 321,698.94 and 79,591.38

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Solution

The fourth proportional to 214,532.70, 321,698.94 and 79,591.38 is: 119,349.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,532.70 : 321,698.94 = 79,591.38 : x
  2. Step 2: Convert to fraction form
    214,532.70/321,698.94 = 79,591.38/x
  3. Step 3: Cross multiply
    214,532.70x = 321,698.94 × 79,591.38
  4. Step 4: Simplify right side
    214,532.70x = 25,604,462,579.14
  5. Step 5: Solve for x
    x = 25,604,462,579.14/214,532.70
  6. Step 6: Final answer
    x = 119,349.93

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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.