Finding the Fourth Proportional to 183,494.26, 253,114.50 and 115,403.14
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Solution
The fourth proportional to 183,494.26, 253,114.50 and 115,403.14 is: 159,188.67
Step by Step Solution
- Step 1: Write the proportion equation
183,494.26 : 253,114.50 = 115,403.14 : x - Step 2: Convert to fraction form
183,494.26/253,114.50 = 115,403.14/x - Step 3: Cross multiply
183,494.26x = 253,114.50 × 115,403.14 - Step 4: Simplify right side
183,494.26x = 29,210,208,079.53 - Step 5: Solve for x
x = 29,210,208,079.53/183,494.26 - Step 6: Final answer
x = 159,188.67
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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.