Finding the Fourth Proportional to 199,627.10, 299,440.65 and 164,197.70
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Solution
The fourth proportional to 199,627.10, 299,440.65 and 164,197.70 is: 246,296.55
Step by Step Solution
- Step 1: Write the proportion equation
199,627.10 : 299,440.65 = 164,197.70 : x - Step 2: Convert to fraction form
199,627.10/299,440.65 = 164,197.70/x - Step 3: Cross multiply
199,627.10x = 299,440.65 × 164,197.70 - Step 4: Simplify right side
199,627.10x = 49,167,466,016.51 - Step 5: Solve for x
x = 49,167,466,016.51/199,627.10 - Step 6: Final answer
x = 246,296.55
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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.