Home / 126,942.19-190,413.28-33,447.94

Finding the Fourth Proportional to 126,942.19, 190,413.28 and 33,447.94

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Solution

The fourth proportional to 126,942.19, 190,413.28 and 33,447.94 is: 50,171.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,942.19 : 190,413.28 = 33,447.94 : x
  2. Step 2: Convert to fraction form
    126,942.19/190,413.28 = 33,447.94/x
  3. Step 3: Cross multiply
    126,942.19x = 190,413.28 × 33,447.94
  4. Step 4: Simplify right side
    126,942.19x = 6,368,931,530.42
  5. Step 5: Solve for x
    x = 6,368,931,530.42/126,942.19
  6. Step 6: Final answer
    x = 50,171.91

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1.5x scale

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.