Home / 213,343.38-320,014.94-63,579.83

Finding the Fourth Proportional to 213,343.38, 320,014.94 and 63,579.83

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Solution

The fourth proportional to 213,343.38, 320,014.94 and 63,579.83 is: 95,369.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,343.38 : 320,014.94 = 63,579.83 : x
  2. Step 2: Convert to fraction form
    213,343.38/320,014.94 = 63,579.83/x
  3. Step 3: Cross multiply
    213,343.38x = 320,014.94 × 63,579.83
  4. Step 4: Simplify right side
    213,343.38x = 20,346,493,564.69
  5. Step 5: Solve for x
    x = 20,346,493,564.69/213,343.38
  6. Step 6: Final answer
    x = 95,369.70

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1.5x scale

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.