Finding the Fourth Proportional to 127,205.97, 175,537.35 and 70,613.70
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Solution
The fourth proportional to 127,205.97, 175,537.35 and 70,613.70 is: 97,443.08
Step by Step Solution
- Step 1: Write the proportion equation
127,205.97 : 175,537.35 = 70,613.70 : x - Step 2: Convert to fraction form
127,205.97/175,537.35 = 70,613.70/x - Step 3: Cross multiply
127,205.97x = 175,537.35 × 70,613.70 - Step 4: Simplify right side
127,205.97x = 12,395,341,771.70 - Step 5: Solve for x
x = 12,395,341,771.70/127,205.97 - Step 6: Final answer
x = 97,443.08
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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.