Finding the Fourth Proportional to 187,464.69, 258,701.27 and 102,581.75
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Solution
The fourth proportional to 187,464.69, 258,701.27 and 102,581.75 is: 141,562.81
Step by Step Solution
- Step 1: Write the proportion equation
187,464.69 : 258,701.27 = 102,581.75 : x - Step 2: Convert to fraction form
187,464.69/258,701.27 = 102,581.75/x - Step 3: Cross multiply
187,464.69x = 258,701.27 × 102,581.75 - Step 4: Simplify right side
187,464.69x = 26,538,029,003.82 - Step 5: Solve for x
x = 26,538,029,003.82/187,464.69 - Step 6: Final answer
x = 141,562.81
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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.