Finding the Fourth Proportional to 97,959.48, 135,183.66 and 53,248.44
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Solution
The fourth proportional to 97,959.48, 135,183.66 and 53,248.44 is: 73,482.62
Step by Step Solution
- Step 1: Write the proportion equation
97,959.48 : 135,183.66 = 53,248.44 : x - Step 2: Convert to fraction form
97,959.48/135,183.66 = 53,248.44/x - Step 3: Cross multiply
97,959.48x = 135,183.66 × 53,248.44 - Step 4: Simplify right side
97,959.48x = 7,198,319,008.49 - Step 5: Solve for x
x = 7,198,319,008.49/97,959.48 - Step 6: Final answer
x = 73,482.62
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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.