Finding the Fourth Proportional to 187,709.41, 259,036.41 and 102,827.08
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Solution
The fourth proportional to 187,709.41, 259,036.41 and 102,827.08 is: 141,899.96
Step by Step Solution
- Step 1: Write the proportion equation
187,709.41 : 259,036.41 = 102,827.08 : x - Step 2: Convert to fraction form
187,709.41/259,036.41 = 102,827.08/x - Step 3: Cross multiply
187,709.41x = 259,036.41 × 102,827.08 - Step 4: Simplify right side
187,709.41x = 26,635,957,653.98 - Step 5: Solve for x
x = 26,635,957,653.98/187,709.41 - Step 6: Final answer
x = 141,899.96
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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.