Home / 214,725.78-322,047.09-64,930.95

Finding the Fourth Proportional to 214,725.78, 322,047.09 and 64,930.95

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Solution

The fourth proportional to 214,725.78, 322,047.09 and 64,930.95 is: 97,383.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,725.78 : 322,047.09 = 64,930.95 : x
  2. Step 2: Convert to fraction form
    214,725.78/322,047.09 = 64,930.95/x
  3. Step 3: Cross multiply
    214,725.78x = 322,047.09 × 64,930.95
  4. Step 4: Simplify right side
    214,725.78x = 20,910,823,498.44
  5. Step 5: Solve for x
    x = 20,910,823,498.44/214,725.78
  6. Step 6: Final answer
    x = 97,383.85

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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.