Finding the Fourth Proportional to 96,392.91, 133,022.20 and 53,951.45
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Solution
The fourth proportional to 96,392.91, 133,022.20 and 53,951.45 is: 74,452.99
Step by Step Solution
- Step 1: Write the proportion equation
96,392.91 : 133,022.20 = 53,951.45 : x - Step 2: Convert to fraction form
96,392.91/133,022.20 = 53,951.45/x - Step 3: Cross multiply
96,392.91x = 133,022.20 × 53,951.45 - Step 4: Simplify right side
96,392.91x = 7,176,740,572.19 - Step 5: Solve for x
x = 7,176,740,572.19/96,392.91 - Step 6: Final answer
x = 74,452.99
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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.