Finding the Fourth Proportional to 97,114.48, 134,016.08 and 54,672.08
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Solution
The fourth proportional to 97,114.48, 134,016.08 and 54,672.08 is: 75,446.40
Step by Step Solution
- Step 1: Write the proportion equation
97,114.48 : 134,016.08 = 54,672.08 : x - Step 2: Convert to fraction form
97,114.48/134,016.08 = 54,672.08/x - Step 3: Cross multiply
97,114.48x = 134,016.08 × 54,672.08 - Step 4: Simplify right side
97,114.48x = 7,326,937,847.05 - Step 5: Solve for x
x = 7,326,937,847.05/97,114.48 - Step 6: Final answer
x = 75,446.40
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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.