Home / 262,062.33-393,185.73-129,036.03

Finding the Fourth Proportional to 262,062.33, 393,185.73 and 129,036.03

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Solution

The fourth proportional to 262,062.33, 393,185.73 and 129,036.03 is: 193,599.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,062.33 : 393,185.73 = 129,036.03 : x
  2. Step 2: Convert to fraction form
    262,062.33/393,185.73 = 129,036.03/x
  3. Step 3: Cross multiply
    262,062.33x = 393,185.73 × 129,036.03
  4. Step 4: Simplify right side
    262,062.33x = 50,735,125,651.85
  5. Step 5: Solve for x
    x = 50,735,125,651.85/262,062.33
  6. Step 6: Final answer
    x = 193,599.46

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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.