Finding the Fourth Proportional to 96,393.14, 133,022.52 and 53,951.68
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Solution
The fourth proportional to 96,393.14, 133,022.52 and 53,951.68 is: 74,453.31
Step by Step Solution
- Step 1: Write the proportion equation
96,393.14 : 133,022.52 = 53,951.68 : x - Step 2: Convert to fraction form
96,393.14/133,022.52 = 53,951.68/x - Step 3: Cross multiply
96,393.14x = 133,022.52 × 53,951.68 - Step 4: Simplify right side
96,393.14x = 7,176,788,431.83 - Step 5: Solve for x
x = 7,176,788,431.83/96,393.14 - Step 6: Final answer
x = 74,453.31
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1.5x scale
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.