Finding the Fourth Proportional to 79,447.96, 119,221.14 and 46,183.66
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Solution
The fourth proportional to 79,447.96, 119,221.14 and 46,183.66 is: 69,304.09
Step by Step Solution
- Step 1: Write the proportion equation
79,447.96 : 119,221.14 = 46,183.66 : x - Step 2: Convert to fraction form
79,447.96/119,221.14 = 46,183.66/x - Step 3: Cross multiply
79,447.96x = 119,221.14 × 46,183.66 - Step 4: Simplify right side
79,447.96x = 5,506,068,594.57 - Step 5: Solve for x
x = 5,506,068,594.57/79,447.96 - Step 6: Final answer
x = 69,304.09
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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.