Finding the Fourth Proportional to 169,168.05, 233,449.32 and 92,686.53
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Solution
The fourth proportional to 169,168.05, 233,449.32 and 92,686.53 is: 127,905.99
Step by Step Solution
- Step 1: Write the proportion equation
169,168.05 : 233,449.32 = 92,686.53 : x - Step 2: Convert to fraction form
169,168.05/233,449.32 = 92,686.53/x - Step 3: Cross multiply
169,168.05x = 233,449.32 × 92,686.53 - Step 4: Simplify right side
169,168.05x = 21,637,607,401.66 - Step 5: Solve for x
x = 21,637,607,401.66/169,168.05 - Step 6: Final answer
x = 127,905.99
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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.