Finding the Fourth Proportional to 187,114.59, 258,218.14 and 102,232.26
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Solution
The fourth proportional to 187,114.59, 258,218.14 and 102,232.26 is: 141,080.52
Step by Step Solution
- Step 1: Write the proportion equation
187,114.59 : 258,218.14 = 102,232.26 : x - Step 2: Convert to fraction form
187,114.59/258,218.14 = 102,232.26/x - Step 3: Cross multiply
187,114.59x = 258,218.14 × 102,232.26 - Step 4: Simplify right side
187,114.59x = 26,398,225,121.30 - Step 5: Solve for x
x = 26,398,225,121.30/187,114.59 - Step 6: Final answer
x = 141,080.52
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1.5x scale
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.