Finding the Fourth Proportional to 125,570.25, 173,288.16 and 68,982.84
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Solution
The fourth proportional to 125,570.25, 173,288.16 and 68,982.84 is: 95,196.99
Step by Step Solution
- Step 1: Write the proportion equation
125,570.25 : 173,288.16 = 68,982.84 : x - Step 2: Convert to fraction form
125,570.25/173,288.16 = 68,982.84/x - Step 3: Cross multiply
125,570.25x = 173,288.16 × 68,982.84 - Step 4: Simplify right side
125,570.25x = 11,953,909,415.17 - Step 5: Solve for x
x = 11,953,909,415.17/125,570.25 - Step 6: Final answer
x = 95,196.99
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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.