Finding the Fourth Proportional to 96,634.12, 133,348.26 and 53,615.80
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Solution
The fourth proportional to 96,634.12, 133,348.26 and 53,615.80 is: 73,986.02
Step by Step Solution
- Step 1: Write the proportion equation
96,634.12 : 133,348.26 = 53,615.80 : x - Step 2: Convert to fraction form
96,634.12/133,348.26 = 53,615.80/x - Step 3: Cross multiply
96,634.12x = 133,348.26 × 53,615.80 - Step 4: Simplify right side
96,634.12x = 7,149,573,638.51 - Step 5: Solve for x
x = 7,149,573,638.51/96,634.12 - Step 6: Final answer
x = 73,986.02
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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.