Finding the Fourth Proportional to 217,713.54, 326,590.93 and 84,604.07
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Solution
The fourth proportional to 217,713.54, 326,590.93 and 84,604.07 is: 126,914.12
Step by Step Solution
- Step 1: Write the proportion equation
217,713.54 : 326,590.93 = 84,604.07 : x - Step 2: Convert to fraction form
217,713.54/326,590.93 = 84,604.07/x - Step 3: Cross multiply
217,713.54x = 326,590.93 × 84,604.07 - Step 4: Simplify right side
217,713.54x = 27,630,921,903.09 - Step 5: Solve for x
x = 27,630,921,903.09/217,713.54 - Step 6: Final answer
x = 126,914.12
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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.