Finding the Fourth Proportional to 125,625.88, 173,364.38 and 68,265.65
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Solution
The fourth proportional to 125,625.88, 173,364.38 and 68,265.65 is: 94,206.96
Step by Step Solution
- Step 1: Write the proportion equation
125,625.88 : 173,364.38 = 68,265.65 : x - Step 2: Convert to fraction form
125,625.88/173,364.38 = 68,265.65/x - Step 3: Cross multiply
125,625.88x = 173,364.38 × 68,265.65 - Step 4: Simplify right side
125,625.88x = 11,834,831,746.22 - Step 5: Solve for x
x = 11,834,831,746.22/125,625.88 - Step 6: Final answer
x = 94,206.96
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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.