Finding the Fourth Proportional to 187,070.91, 258,163.52 and 102,193.44
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Solution
The fourth proportional to 187,070.91, 258,163.52 and 102,193.44 is: 141,030.04
Step by Step Solution
- Step 1: Write the proportion equation
187,070.91 : 258,163.52 = 102,193.44 : x - Step 2: Convert to fraction form
187,070.91/258,163.52 = 102,193.44/x - Step 3: Cross multiply
187,070.91x = 258,163.52 × 102,193.44 - Step 4: Simplify right side
187,070.91x = 26,382,617,287.07 - Step 5: Solve for x
x = 26,382,617,287.07/187,070.91 - Step 6: Final answer
x = 141,030.04
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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.