Finding the Fourth Proportional to 127,204.97, 175,535.97 and 70,612.70
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Solution
The fourth proportional to 127,204.97, 175,535.97 and 70,612.70 is: 97,441.70
Step by Step Solution
- Step 1: Write the proportion equation
127,204.97 : 175,535.97 = 70,612.70 : x - Step 2: Convert to fraction form
127,204.97/175,535.97 = 70,612.70/x - Step 3: Cross multiply
127,204.97x = 175,535.97 × 70,612.70 - Step 4: Simplify right side
127,204.97x = 12,395,067,911.14 - Step 5: Solve for x
x = 12,395,067,911.14/127,204.97 - Step 6: Final answer
x = 97,441.70
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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.