Finding the Fourth Proportional to 145,655.93, 201,067.31 and 97,936.94
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Solution
The fourth proportional to 145,655.93, 201,067.31 and 97,936.94 is: 135,194.75
Step by Step Solution
- Step 1: Write the proportion equation
145,655.93 : 201,067.31 = 97,936.94 : x - Step 2: Convert to fraction form
145,655.93/201,067.31 = 97,936.94/x - Step 3: Cross multiply
145,655.93x = 201,067.31 × 97,936.94 - Step 4: Simplify right side
145,655.93x = 19,691,917,075.43 - Step 5: Solve for x
x = 19,691,917,075.43/145,655.93 - Step 6: Final answer
x = 135,194.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.