Finding the Fourth Proportional to 167,812.29, 251,718.44 and 157,547.97
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Solution
The fourth proportional to 167,812.29, 251,718.44 and 157,547.97 is: 236,321.96
Step by Step Solution
- Step 1: Write the proportion equation
167,812.29 : 251,718.44 = 157,547.97 : x - Step 2: Convert to fraction form
167,812.29/251,718.44 = 157,547.97/x - Step 3: Cross multiply
167,812.29x = 251,718.44 × 157,547.97 - Step 4: Simplify right side
167,812.29x = 39,657,728,445.83 - Step 5: Solve for x
x = 39,657,728,445.83/167,812.29 - Step 6: Final answer
x = 236,321.96
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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.