Home / 214,981.96-322,471.92-55,057.58

Finding the Fourth Proportional to 214,981.96, 322,471.92 and 55,057.58

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Solution

The fourth proportional to 214,981.96, 322,471.92 and 55,057.58 is: 82,586.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,981.96 : 322,471.92 = 55,057.58 : x
  2. Step 2: Convert to fraction form
    214,981.96/322,471.92 = 55,057.58/x
  3. Step 3: Cross multiply
    214,981.96x = 322,471.92 × 55,057.58
  4. Step 4: Simplify right side
    214,981.96x = 17,754,523,533.15
  5. Step 5: Solve for x
    x = 17,754,523,533.15/214,981.96
  6. Step 6: Final answer
    x = 82,586.11

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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.