Finding the Fourth Proportional to 199,170.90, 298,594.05 and 92,622.08
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Solution
The fourth proportional to 199,170.90, 298,594.05 and 92,622.08 is: 138,857.65
Step by Step Solution
- Step 1: Write the proportion equation
199,170.90 : 298,594.05 = 92,622.08 : x - Step 2: Convert to fraction form
199,170.90/298,594.05 = 92,622.08/x - Step 3: Cross multiply
199,170.90x = 298,594.05 × 92,622.08 - Step 4: Simplify right side
199,170.90x = 27,656,402,385.78 - Step 5: Solve for x
x = 27,656,402,385.78/199,170.90 - Step 6: Final answer
x = 138,857.65
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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.