Finding the Fourth Proportional to 68,982.48, 103,484.52 and 22,240.08
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Solution
The fourth proportional to 68,982.48, 103,484.52 and 22,240.08 is: 33,363.60
Step by Step Solution
- Step 1: Write the proportion equation
68,982.48 : 103,484.52 = 22,240.08 : x - Step 2: Convert to fraction form
68,982.48/103,484.52 = 22,240.08/x - Step 3: Cross multiply
68,982.48x = 103,484.52 × 22,240.08 - Step 4: Simplify right side
68,982.48x = 2,301,504,003.56 - Step 5: Solve for x
x = 2,301,504,003.56/68,982.48 - Step 6: Final answer
x = 33,363.60
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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.