Finding the Fourth Proportional to 196,984.67, 295,642.31 and 102,272.99
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Solution
The fourth proportional to 196,984.67, 295,642.31 and 102,272.99 is: 153,495.30
Step by Step Solution
- Step 1: Write the proportion equation
196,984.67 : 295,642.31 = 102,272.99 : x - Step 2: Convert to fraction form
196,984.67/295,642.31 = 102,272.99/x - Step 3: Cross multiply
196,984.67x = 295,642.31 × 102,272.99 - Step 4: Simplify right side
196,984.67x = 30,236,221,024.63 - Step 5: Solve for x
x = 30,236,221,024.63/196,984.67 - Step 6: Final answer
x = 153,495.30
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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.