Finding the Fourth Proportional to 127,791.84, 191,699.28 and 34,296.96
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Solution
The fourth proportional to 127,791.84, 191,699.28 and 34,296.96 is: 51,448.53
Step by Step Solution
- Step 1: Write the proportion equation
127,791.84 : 191,699.28 = 34,296.96 : x - Step 2: Convert to fraction form
127,791.84/191,699.28 = 34,296.96/x - Step 3: Cross multiply
127,791.84x = 191,699.28 × 34,296.96 - Step 4: Simplify right side
127,791.84x = 6,574,702,538.19 - Step 5: Solve for x
x = 6,574,702,538.19/127,791.84 - Step 6: Final answer
x = 51,448.53
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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.