Home / 214,053.78-321,096.06-73,810.38

Finding the Fourth Proportional to 214,053.78, 321,096.06 and 73,810.38

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Solution

The fourth proportional to 214,053.78, 321,096.06 and 73,810.38 is: 110,720.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,053.78 : 321,096.06 = 73,810.38 : x
  2. Step 2: Convert to fraction form
    214,053.78/321,096.06 = 73,810.38/x
  3. Step 3: Cross multiply
    214,053.78x = 321,096.06 × 73,810.38
  4. Step 4: Simplify right side
    214,053.78x = 23,700,222,205.10
  5. Step 5: Solve for x
    x = 23,700,222,205.10/214,053.78
  6. Step 6: Final answer
    x = 110,720.88

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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.