Finding the Fourth Proportional to 209,294.08, 288,829.44 and 113,801.44
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Solution
The fourth proportional to 209,294.08, 288,829.44 and 113,801.44 is: 157,047.95
Step by Step Solution
- Step 1: Write the proportion equation
209,294.08 : 288,829.44 = 113,801.44 : x - Step 2: Convert to fraction form
209,294.08/288,829.44 = 113,801.44/x - Step 3: Cross multiply
209,294.08x = 288,829.44 × 113,801.44 - Step 4: Simplify right side
209,294.08x = 32,869,206,186.39 - Step 5: Solve for x
x = 32,869,206,186.39/209,294.08 - Step 6: Final answer
x = 157,047.95
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1.5x scale
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.