Finding the Fourth Proportional to 197,448.53, 295,701.98 and 126,146.87
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Solution
The fourth proportional to 197,448.53, 295,701.98 and 126,146.87 is: 188,919.50
Step by Step Solution
- Step 1: Write the proportion equation
197,448.53 : 295,701.98 = 126,146.87 : x - Step 2: Convert to fraction form
197,448.53/295,701.98 = 126,146.87/x - Step 3: Cross multiply
197,448.53x = 295,701.98 × 126,146.87 - Step 4: Simplify right side
197,448.53x = 37,301,877,751.29 - Step 5: Solve for x
x = 37,301,877,751.29/197,448.53 - Step 6: Final answer
x = 188,919.50
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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.