Home / 142,413.30-213,433.07-104,797.26

Finding the Fourth Proportional to 142,413.30, 213,433.07 and 104,797.26

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Solution

The fourth proportional to 142,413.30, 213,433.07 and 104,797.26 is: 157,058.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,413.30 : 213,433.07 = 104,797.26 : x
  2. Step 2: Convert to fraction form
    142,413.30/213,433.07 = 104,797.26/x
  3. Step 3: Cross multiply
    142,413.30x = 213,433.07 × 104,797.26
  4. Step 4: Simplify right side
    142,413.30x = 22,367,200,405.40
  5. Step 5: Solve for x
    x = 22,367,200,405.40/142,413.30
  6. Step 6: Final answer
    x = 157,058.37

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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.