Finding the Fourth Proportional to 121,590.08, 182,378.24 and 32,836.90
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Solution
The fourth proportional to 121,590.08, 182,378.24 and 32,836.90 is: 49,253.48
Step by Step Solution
- Step 1: Write the proportion equation
121,590.08 : 182,378.24 = 32,836.90 : x - Step 2: Convert to fraction form
121,590.08/182,378.24 = 32,836.90/x - Step 3: Cross multiply
121,590.08x = 182,378.24 × 32,836.90 - Step 4: Simplify right side
121,590.08x = 5,988,734,952.98 - Step 5: Solve for x
x = 5,988,734,952.98/121,590.08 - Step 6: Final answer
x = 49,253.48
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.