Finding the Fourth Proportional to 187,606.07, 258,896.40 and 102,723.17
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Solution
The fourth proportional to 187,606.07, 258,896.40 and 102,723.17 is: 141,757.99
Step by Step Solution
- Step 1: Write the proportion equation
187,606.07 : 258,896.40 = 102,723.17 : x - Step 2: Convert to fraction form
187,606.07/258,896.40 = 102,723.17/x - Step 3: Cross multiply
187,606.07x = 258,896.40 × 102,723.17 - Step 4: Simplify right side
187,606.07x = 26,594,658,909.59 - Step 5: Solve for x
x = 26,594,658,909.59/187,606.07 - Step 6: Final answer
x = 141,757.99
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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.