Home / 213,428.48-294,537.25-117,941.33

Finding the Fourth Proportional to 213,428.48, 294,537.25 and 117,941.33

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Solution

The fourth proportional to 213,428.48, 294,537.25 and 117,941.33 is: 162,762.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,428.48 : 294,537.25 = 117,941.33 : x
  2. Step 2: Convert to fraction form
    213,428.48/294,537.25 = 117,941.33/x
  3. Step 3: Cross multiply
    213,428.48x = 294,537.25 × 117,941.33
  4. Step 4: Simplify right side
    213,428.48x = 34,738,112,937.15
  5. Step 5: Solve for x
    x = 34,738,112,937.15/213,428.48
  6. Step 6: Final answer
    x = 162,762.31

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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.