Finding the Fourth Proportional to 254,231.26, 350,838.17 and 139,511.80
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Solution
The fourth proportional to 254,231.26, 350,838.17 and 139,511.80 is: 192,525.76
Step by Step Solution
- Step 1: Write the proportion equation
254,231.26 : 350,838.17 = 139,511.80 : x - Step 2: Convert to fraction form
254,231.26/350,838.17 = 139,511.80/x - Step 3: Cross multiply
254,231.26x = 350,838.17 × 139,511.80 - Step 4: Simplify right side
254,231.26x = 48,946,064,869.56 - Step 5: Solve for x
x = 48,946,064,869.56/254,231.26 - Step 6: Final answer
x = 192,525.76
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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.