Finding the Fourth Proportional to 187,653.48, 258,897.50 and 107,023.02
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Solution
The fourth proportional to 187,653.48, 258,897.50 and 107,023.02 is: 147,655.09
Step by Step Solution
- Step 1: Write the proportion equation
187,653.48 : 258,897.50 = 107,023.02 : x - Step 2: Convert to fraction form
187,653.48/258,897.50 = 107,023.02/x - Step 3: Cross multiply
187,653.48x = 258,897.50 × 107,023.02 - Step 4: Simplify right side
187,653.48x = 27,707,991,785.33 - Step 5: Solve for x
x = 27,707,991,785.33/187,653.48 - Step 6: Final answer
x = 147,655.09
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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.