Finding the Fourth Proportional to 219,197.75, 302,492.91 and 118,595.75
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Solution
The fourth proportional to 219,197.75, 302,492.91 and 118,595.75 is: 163,662.14
Step by Step Solution
- Step 1: Write the proportion equation
219,197.75 : 302,492.91 = 118,595.75 : x - Step 2: Convert to fraction form
219,197.75/302,492.91 = 118,595.75/x - Step 3: Cross multiply
219,197.75x = 302,492.91 × 118,595.75 - Step 4: Simplify right side
219,197.75x = 35,874,373,531.13 - Step 5: Solve for x
x = 35,874,373,531.13/219,197.75 - Step 6: Final answer
x = 163,662.14
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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.