Home / 254,137.52-350,708.35-139,413.22

Finding the Fourth Proportional to 254,137.52, 350,708.35 and 139,413.22

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Solution

The fourth proportional to 254,137.52, 350,708.35 and 139,413.22 is: 192,389.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,137.52 : 350,708.35 = 139,413.22 : x
  2. Step 2: Convert to fraction form
    254,137.52/350,708.35 = 139,413.22/x
  3. Step 3: Cross multiply
    254,137.52x = 350,708.35 × 139,413.22
  4. Step 4: Simplify right side
    254,137.52x = 48,893,379,542.11
  5. Step 5: Solve for x
    x = 48,893,379,542.11/254,137.52
  6. Step 6: Final answer
    x = 192,389.46

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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.