Finding the Fourth Proportional to 125,602.25, 173,333.06 and 68,242.70
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Solution
The fourth proportional to 125,602.25, 173,333.06 and 68,242.70 is: 94,175.98
Step by Step Solution
- Step 1: Write the proportion equation
125,602.25 : 173,333.06 = 68,242.70 : x - Step 2: Convert to fraction form
125,602.25/173,333.06 = 68,242.70/x - Step 3: Cross multiply
125,602.25x = 173,333.06 × 68,242.70 - Step 4: Simplify right side
125,602.25x = 11,828,714,805.78 - Step 5: Solve for x
x = 11,828,714,805.78/125,602.25 - Step 6: Final answer
x = 94,175.98
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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.