Home / 55,346.22-83,063.57-28,699.79

Finding the Fourth Proportional to 55,346.22, 83,063.57 and 28,699.79

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Solution

The fourth proportional to 55,346.22, 83,063.57 and 28,699.79 is: 43,072.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,346.22 : 83,063.57 = 28,699.79 : x
  2. Step 2: Convert to fraction form
    55,346.22/83,063.57 = 28,699.79/x
  3. Step 3: Cross multiply
    55,346.22x = 83,063.57 × 28,699.79
  4. Step 4: Simplify right side
    55,346.22x = 2,383,906,456.83
  5. Step 5: Solve for x
    x = 2,383,906,456.83/55,346.22
  6. Step 6: Final answer
    x = 43,072.62

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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.