Finding the Fourth Proportional to 199,434.68, 298,984.26 and 92,764.44
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Solution
The fourth proportional to 199,434.68, 298,984.26 and 92,764.44 is: 139,068.63
Step by Step Solution
- Step 1: Write the proportion equation
199,434.68 : 298,984.26 = 92,764.44 : x - Step 2: Convert to fraction form
199,434.68/298,984.26 = 92,764.44/x - Step 3: Cross multiply
199,434.68x = 298,984.26 × 92,764.44 - Step 4: Simplify right side
199,434.68x = 27,735,107,447.71 - Step 5: Solve for x
x = 27,735,107,447.71/199,434.68 - Step 6: Final answer
x = 139,068.63
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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.