Finding the Fourth Proportional to 187,252.36, 258,412.26 and 102,377.32
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Solution
The fourth proportional to 187,252.36, 258,412.26 and 102,377.32 is: 141,282.89
Step by Step Solution
- Step 1: Write the proportion equation
187,252.36 : 258,412.26 = 102,377.32 : x - Step 2: Convert to fraction form
187,252.36/258,412.26 = 102,377.32/x - Step 3: Cross multiply
187,252.36x = 258,412.26 × 102,377.32 - Step 4: Simplify right side
187,252.36x = 26,455,554,633.94 - Step 5: Solve for x
x = 26,455,554,633.94/187,252.36 - Step 6: Final answer
x = 141,282.89
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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.