Finding the Fourth Proportional to 187,174.05, 258,300.33 and 102,291.12
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Solution
The fourth proportional to 187,174.05, 258,300.33 and 102,291.12 is: 141,161.82
Step by Step Solution
- Step 1: Write the proportion equation
187,174.05 : 258,300.33 = 102,291.12 : x - Step 2: Convert to fraction form
187,174.05/258,300.33 = 102,291.12/x - Step 3: Cross multiply
187,174.05x = 258,300.33 × 102,291.12 - Step 4: Simplify right side
187,174.05x = 26,421,830,052.07 - Step 5: Solve for x
x = 26,421,830,052.07/187,174.05 - Step 6: Final answer
x = 141,161.82
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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.