Finding the Fourth Proportional to 219,286.08, 302,614.65 and 118,684.08
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Solution
The fourth proportional to 219,286.08, 302,614.65 and 118,684.08 is: 163,783.95
Step by Step Solution
- Step 1: Write the proportion equation
219,286.08 : 302,614.65 = 118,684.08 : x - Step 2: Convert to fraction form
219,286.08/302,614.65 = 118,684.08/x - Step 3: Cross multiply
219,286.08x = 302,614.65 × 118,684.08 - Step 4: Simplify right side
219,286.08x = 35,915,541,329.77 - Step 5: Solve for x
x = 35,915,541,329.77/219,286.08 - Step 6: Final answer
x = 163,783.95
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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.