Finding the Fourth Proportional to 104,480.53, 144,186.11 and 61,463.19
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Solution
The fourth proportional to 104,480.53, 144,186.11 and 61,463.19 is: 84,820.95
Step by Step Solution
- Step 1: Write the proportion equation
104,480.53 : 144,186.11 = 61,463.19 : x - Step 2: Convert to fraction form
104,480.53/144,186.11 = 61,463.19/x - Step 3: Cross multiply
104,480.53x = 144,186.11 × 61,463.19 - Step 4: Simplify right side
104,480.53x = 8,862,138,274.29 - Step 5: Solve for x
x = 8,862,138,274.29/104,480.53 - Step 6: Final answer
x = 84,820.95
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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.