Finding the Fourth Proportional to 125,547.88, 173,257.30 and 68,959.26
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Solution
The fourth proportional to 125,547.88, 173,257.30 and 68,959.26 is: 95,164.45
Step by Step Solution
- Step 1: Write the proportion equation
125,547.88 : 173,257.30 = 68,959.26 : x - Step 2: Convert to fraction form
125,547.88/173,257.30 = 68,959.26/x - Step 3: Cross multiply
125,547.88x = 173,257.30 × 68,959.26 - Step 4: Simplify right side
125,547.88x = 11,947,695,197.60 - Step 5: Solve for x
x = 11,947,695,197.60/125,547.88 - Step 6: Final answer
x = 95,164.45
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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.