Finding the Fourth Proportional to 96,922.19, 145,419.75 and 33,747.05
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Solution
The fourth proportional to 96,922.19, 145,419.75 and 33,747.05 is: 50,633.27
Step by Step Solution
- Step 1: Write the proportion equation
96,922.19 : 145,419.75 = 33,747.05 : x - Step 2: Convert to fraction form
96,922.19/145,419.75 = 33,747.05/x - Step 3: Cross multiply
96,922.19x = 145,419.75 × 33,747.05 - Step 4: Simplify right side
96,922.19x = 4,907,487,574.24 - Step 5: Solve for x
x = 4,907,487,574.24/96,922.19 - Step 6: Final answer
x = 50,633.27
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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.