Home / 214,845.78-322,275.06-102,537.84

Finding the Fourth Proportional to 214,845.78, 322,275.06 and 102,537.84

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Solution

The fourth proportional to 214,845.78, 322,275.06 and 102,537.84 is: 153,809.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,845.78 : 322,275.06 = 102,537.84 : x
  2. Step 2: Convert to fraction form
    214,845.78/322,275.06 = 102,537.84/x
  3. Step 3: Cross multiply
    214,845.78x = 322,275.06 × 102,537.84
  4. Step 4: Simplify right side
    214,845.78x = 33,045,388,538.27
  5. Step 5: Solve for x
    x = 33,045,388,538.27/214,845.78
  6. Step 6: Final answer
    x = 153,809.81

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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.