Finding the Fourth Proportional to 219,234.75, 302,544.97 and 118,632.75
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Solution
The fourth proportional to 219,234.75, 302,544.97 and 118,632.75 is: 163,713.75
Step by Step Solution
- Step 1: Write the proportion equation
219,234.75 : 302,544.97 = 118,632.75 : x - Step 2: Convert to fraction form
219,234.75/302,544.97 = 118,632.75/x - Step 3: Cross multiply
219,234.75x = 302,544.97 × 118,632.75 - Step 4: Simplify right side
219,234.75x = 35,891,742,727.77 - Step 5: Solve for x
x = 35,891,742,727.77/219,234.75 - Step 6: Final answer
x = 163,713.75
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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.