Finding the Fourth Proportional to 111,879.84, 167,828.98 and 48,702.07
Calculator
Solution
The fourth proportional to 111,879.84, 167,828.98 and 48,702.07 is: 73,057.12
Step by Step Solution
- Step 1: Write the proportion equation
111,879.84 : 167,828.98 = 48,702.07 : x - Step 2: Convert to fraction form
111,879.84/167,828.98 = 48,702.07/x - Step 3: Cross multiply
111,879.84x = 167,828.98 × 48,702.07 - Step 4: Simplify right side
111,879.84x = 8,173,618,731.99 - Step 5: Solve for x
x = 8,173,618,731.99/111,879.84 - Step 6: Final answer
x = 73,057.12
Related Problems
Find fourth proportional to 55,939.92, 83,914.49 and 24,351.04
Half scale
Find fourth proportional to 223,759.68, 335,657.96 and 97,404.14
Double scale
Find fourth proportional to 111,880.84, 167,830.48 and 48,703.07
Similar ratio
Find fourth proportional to 167,819.76, 251,743.47 and 73,053.11
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.