Home / 213,794.38-320,667-56,035.27

Finding the Fourth Proportional to 213,794.38, 320,667 and 56,035.27

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Solution

The fourth proportional to 213,794.38, 320,667 and 56,035.27 is: 84,046.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,794.38 : 320,667 = 56,035.27 : x
  2. Step 2: Convert to fraction form
    213,794.38/320,667 = 56,035.27/x
  3. Step 3: Cross multiply
    213,794.38x = 320,667 × 56,035.27
  4. Step 4: Simplify right side
    213,794.38x = 17,968,661,925.09
  5. Step 5: Solve for x
    x = 17,968,661,925.09/213,794.38
  6. Step 6: Final answer
    x = 84,046.47

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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.