Finding the Fourth Proportional to 97,308.99, 134,286.17 and 54,867.24
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Solution
The fourth proportional to 97,308.99, 134,286.17 and 54,867.24 is: 75,716.66
Step by Step Solution
- Step 1: Write the proportion equation
97,308.99 : 134,286.17 = 54,867.24 : x - Step 2: Convert to fraction form
97,308.99/134,286.17 = 54,867.24/x - Step 3: Cross multiply
97,308.99x = 134,286.17 × 54,867.24 - Step 4: Simplify right side
97,308.99x = 7,367,911,243.73 - Step 5: Solve for x
x = 7,367,911,243.73/97,308.99 - Step 6: Final answer
x = 75,716.66
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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.