Finding the Fourth Proportional to 121,114.94, 182,810.07 and 121,114.94
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Solution
The fourth proportional to 121,114.94, 182,810.07 and 121,114.94 is: 182,810.07
Step by Step Solution
- Step 1: Write the proportion equation
121,114.94 : 182,810.07 = 121,114.94 : x - Step 2: Convert to fraction form
121,114.94/182,810.07 = 121,114.94/x - Step 3: Cross multiply
121,114.94x = 182,810.07 × 121,114.94 - Step 4: Simplify right side
121,114.94x = 22,141,029,745.40 - Step 5: Solve for x
x = 22,141,029,745.40/121,114.94 - Step 6: Final answer
x = 182,810.07
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.