Home / 122,413.70-168,932.14-67,966.76

Finding the Fourth Proportional to 122,413.70, 168,932.14 and 67,966.76

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Solution

The fourth proportional to 122,413.70, 168,932.14 and 67,966.76 is: 93,794.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,413.70 : 168,932.14 = 67,966.76 : x
  2. Step 2: Convert to fraction form
    122,413.70/168,932.14 = 67,966.76/x
  3. Step 3: Cross multiply
    122,413.70x = 168,932.14 × 67,966.76
  4. Step 4: Simplify right side
    122,413.70x = 11,481,770,215.67
  5. Step 5: Solve for x
    x = 11,481,770,215.67/122,413.70
  6. Step 6: Final answer
    x = 93,794.81

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1.5x scale

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.