Home / 227,222.10-313,451.16-173,413.68

Finding the Fourth Proportional to 227,222.10, 313,451.16 and 173,413.68

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Solution

The fourth proportional to 227,222.10, 313,451.16 and 173,413.68 is: 239,222.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,222.10 : 313,451.16 = 173,413.68 : x
  2. Step 2: Convert to fraction form
    227,222.10/313,451.16 = 173,413.68/x
  3. Step 3: Cross multiply
    227,222.10x = 313,451.16 × 173,413.68
  4. Step 4: Simplify right side
    227,222.10x = 54,356,719,155.87
  5. Step 5: Solve for x
    x = 54,356,719,155.87/227,222.10
  6. Step 6: Final answer
    x = 239,222.85

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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.