Home / 199,109.28-274,767.63-108,466.33

Finding the Fourth Proportional to 199,109.28, 274,767.63 and 108,466.33

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Solution

The fourth proportional to 199,109.28, 274,767.63 and 108,466.33 is: 149,681.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,109.28 : 274,767.63 = 108,466.33 : x
  2. Step 2: Convert to fraction form
    199,109.28/274,767.63 = 108,466.33/x
  3. Step 3: Cross multiply
    199,109.28x = 274,767.63 × 108,466.33
  4. Step 4: Simplify right side
    199,109.28x = 29,803,036,428.90
  5. Step 5: Solve for x
    x = 29,803,036,428.90/199,109.28
  6. Step 6: Final answer
    x = 149,681.81

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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.