Finding the Fourth Proportional to 215,447.44, 323,318.76 and 75,206.08
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Solution
The fourth proportional to 215,447.44, 323,318.76 and 75,206.08 is: 112,860.64
Step by Step Solution
- Step 1: Write the proportion equation
215,447.44 : 323,318.76 = 75,206.08 : x - Step 2: Convert to fraction form
215,447.44/323,318.76 = 75,206.08/x - Step 3: Cross multiply
215,447.44x = 323,318.76 × 75,206.08 - Step 4: Simplify right side
215,447.44x = 24,315,536,530.06 - Step 5: Solve for x
x = 24,315,536,530.06/215,447.44 - Step 6: Final answer
x = 112,860.64
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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.