Home / 159,028.49-219,491.22-94,485.30

Finding the Fourth Proportional to 159,028.49, 219,491.22 and 94,485.30

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Solution

The fourth proportional to 159,028.49, 219,491.22 and 94,485.30 is: 130,408.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,028.49 : 219,491.22 = 94,485.30 : x
  2. Step 2: Convert to fraction form
    159,028.49/219,491.22 = 94,485.30/x
  3. Step 3: Cross multiply
    159,028.49x = 219,491.22 × 94,485.30
  4. Step 4: Simplify right side
    159,028.49x = 20,738,693,769.07
  5. Step 5: Solve for x
    x = 20,738,693,769.07/159,028.49
  6. Step 6: Final answer
    x = 130,408.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.