Home / 213,997.46-320,995.41-64,237.10

Finding the Fourth Proportional to 213,997.46, 320,995.41 and 64,237.10

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Solution

The fourth proportional to 213,997.46, 320,995.41 and 64,237.10 is: 96,355.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,997.46 : 320,995.41 = 64,237.10 : x
  2. Step 2: Convert to fraction form
    213,997.46/320,995.41 = 64,237.10/x
  3. Step 3: Cross multiply
    213,997.46x = 320,995.41 × 64,237.10
  4. Step 4: Simplify right side
    213,997.46x = 20,619,812,646.73
  5. Step 5: Solve for x
    x = 20,619,812,646.73/213,997.46
  6. Step 6: Final answer
    x = 96,355.41

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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.