Finding the Fourth Proportional to 114,161.25, 157,536.95 and 63,173.03
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Solution
The fourth proportional to 114,161.25, 157,536.95 and 63,173.03 is: 87,175.69
Step by Step Solution
- Step 1: Write the proportion equation
114,161.25 : 157,536.95 = 63,173.03 : x - Step 2: Convert to fraction form
114,161.25/157,536.95 = 63,173.03/x - Step 3: Cross multiply
114,161.25x = 157,536.95 × 63,173.03 - Step 4: Simplify right side
114,161.25x = 9,952,085,364.91 - Step 5: Solve for x
x = 9,952,085,364.91/114,161.25 - Step 6: Final answer
x = 87,175.69
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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.