Finding the Fourth Proportional to 234,181.15, 323,172.36 and 126,753.48
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Solution
The fourth proportional to 234,181.15, 323,172.36 and 126,753.48 is: 174,921.09
Step by Step Solution
- Step 1: Write the proportion equation
234,181.15 : 323,172.36 = 126,753.48 : x - Step 2: Convert to fraction form
234,181.15/323,172.36 = 126,753.48/x - Step 3: Cross multiply
234,181.15x = 323,172.36 × 126,753.48 - Step 4: Simplify right side
234,181.15x = 40,963,221,269.81 - Step 5: Solve for x
x = 40,963,221,269.81/234,181.15 - Step 6: Final answer
x = 174,921.09
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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.