Finding the Fourth Proportional to 96,952.79, 133,793.09 and 53,932.07
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Solution
The fourth proportional to 96,952.79, 133,793.09 and 53,932.07 is: 74,425.27
Step by Step Solution
- Step 1: Write the proportion equation
96,952.79 : 133,793.09 = 53,932.07 : x - Step 2: Convert to fraction form
96,952.79/133,793.09 = 53,932.07/x - Step 3: Cross multiply
96,952.79x = 133,793.09 × 53,932.07 - Step 4: Simplify right side
96,952.79x = 7,215,737,691.25 - Step 5: Solve for x
x = 7,215,737,691.25/96,952.79 - Step 6: Final answer
x = 74,425.27
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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.