Home / 103,313.43-154,959.18-33,187.26

Finding the Fourth Proportional to 103,313.43, 154,959.18 and 33,187.26

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Solution

The fourth proportional to 103,313.43, 154,959.18 and 33,187.26 is: 49,777.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,313.43 : 154,959.18 = 33,187.26 : x
  2. Step 2: Convert to fraction form
    103,313.43/154,959.18 = 33,187.26/x
  3. Step 3: Cross multiply
    103,313.43x = 154,959.18 × 33,187.26
  4. Step 4: Simplify right side
    103,313.43x = 5,142,670,596.05
  5. Step 5: Solve for x
    x = 5,142,670,596.05/103,313.43
  6. Step 6: Final answer
    x = 49,777.37

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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.