Finding the Fourth Proportional to 145,745.50, 201,216.27 and 95,531.98
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Solution
The fourth proportional to 145,745.50, 201,216.27 and 95,531.98 is: 131,891.47
Step by Step Solution
- Step 1: Write the proportion equation
145,745.50 : 201,216.27 = 95,531.98 : x - Step 2: Convert to fraction form
145,745.50/201,216.27 = 95,531.98/x - Step 3: Cross multiply
145,745.50x = 201,216.27 × 95,531.98 - Step 4: Simplify right side
145,745.50x = 19,222,588,681.31 - Step 5: Solve for x
x = 19,222,588,681.31/145,745.50 - Step 6: Final answer
x = 131,891.47
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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.