Finding the Fourth Proportional to 169,024.64, 253,163.22 and 115,589.99
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Solution
The fourth proportional to 169,024.64, 253,163.22 and 115,589.99 is: 173,129.40
Step by Step Solution
- Step 1: Write the proportion equation
169,024.64 : 253,163.22 = 115,589.99 : x - Step 2: Convert to fraction form
169,024.64/253,163.22 = 115,589.99/x - Step 3: Cross multiply
169,024.64x = 253,163.22 × 115,589.99 - Step 4: Simplify right side
169,024.64x = 29,263,132,802.35 - Step 5: Solve for x
x = 29,263,132,802.35/169,024.64 - Step 6: Final answer
x = 173,129.40
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.