Home / 302,828.72-454,104.66-113,150

Finding the Fourth Proportional to 302,828.72, 454,104.66 and 113,150

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Solution

The fourth proportional to 302,828.72, 454,104.66 and 113,150 is: 169,673.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,828.72 : 454,104.66 = 113,150 : x
  2. Step 2: Convert to fraction form
    302,828.72/454,104.66 = 113,150/x
  3. Step 3: Cross multiply
    302,828.72x = 454,104.66 × 113,150
  4. Step 4: Simplify right side
    302,828.72x = 51,381,942,279
  5. Step 5: Solve for x
    x = 51,381,942,279/302,828.72
  6. Step 6: Final answer
    x = 169,673.28

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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.