Home / 468,021.63-702,032.49-131,112.36

Finding the Fourth Proportional to 468,021.63, 702,032.49 and 131,112.36

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Solution

The fourth proportional to 468,021.63, 702,032.49 and 131,112.36 is: 196,668.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,021.63 : 702,032.49 = 131,112.36 : x
  2. Step 2: Convert to fraction form
    468,021.63/702,032.49 = 131,112.36/x
  3. Step 3: Cross multiply
    468,021.63x = 702,032.49 × 131,112.36
  4. Step 4: Simplify right side
    468,021.63x = 92,045,133,050.41
  5. Step 5: Solve for x
    x = 92,045,133,050.41/468,021.63
  6. Step 6: Final answer
    x = 196,668.55

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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.