Home / 301,916.49-416,645.81-165,962.24

Finding the Fourth Proportional to 301,916.49, 416,645.81 and 165,962.24

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Solution

The fourth proportional to 301,916.49, 416,645.81 and 165,962.24 is: 229,028.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,916.49 : 416,645.81 = 165,962.24 : x
  2. Step 2: Convert to fraction form
    301,916.49/416,645.81 = 165,962.24/x
  3. Step 3: Cross multiply
    301,916.49x = 416,645.81 × 165,962.24
  4. Step 4: Simplify right side
    301,916.49x = 69,147,471,185.95
  5. Step 5: Solve for x
    x = 69,147,471,185.95/301,916.49
  6. Step 6: Final answer
    x = 229,028.47

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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.