Finding the Fourth Proportional to 76,266.92, 114,415.68 and 26,348.84
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Solution
The fourth proportional to 76,266.92, 114,415.68 and 26,348.84 is: 39,528.55
Step by Step Solution
- Step 1: Write the proportion equation
76,266.92 : 114,415.68 = 26,348.84 : x - Step 2: Convert to fraction form
76,266.92/114,415.68 = 26,348.84/x - Step 3: Cross multiply
76,266.92x = 114,415.68 × 26,348.84 - Step 4: Simplify right side
76,266.92x = 3,014,720,445.81 - Step 5: Solve for x
x = 3,014,720,445.81/76,266.92 - Step 6: Final answer
x = 39,528.55
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1.5x scale
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.