Finding the Fourth Proportional to 199,926.21, 275,900.03 and 113,883.96
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Solution
The fourth proportional to 199,926.21, 275,900.03 and 113,883.96 is: 157,160.92
Step by Step Solution
- Step 1: Write the proportion equation
199,926.21 : 275,900.03 = 113,883.96 : x - Step 2: Convert to fraction form
199,926.21/275,900.03 = 113,883.96/x - Step 3: Cross multiply
199,926.21x = 275,900.03 × 113,883.96 - Step 4: Simplify right side
199,926.21x = 31,420,587,980.52 - Step 5: Solve for x
x = 31,420,587,980.52/199,926.21 - Step 6: Final answer
x = 157,160.92
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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.