Finding the Fourth Proportional to 162,351.18, 243,551.07 and 57,151.62
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Solution
The fourth proportional to 162,351.18, 243,551.07 and 57,151.62 is: 85,735.98
Step by Step Solution
- Step 1: Write the proportion equation
162,351.18 : 243,551.07 = 57,151.62 : x - Step 2: Convert to fraction form
162,351.18/243,551.07 = 57,151.62/x - Step 3: Cross multiply
162,351.18x = 243,551.07 × 57,151.62 - Step 4: Simplify right side
162,351.18x = 13,919,338,203.23 - Step 5: Solve for x
x = 13,919,338,203.23/162,351.18 - Step 6: Final answer
x = 85,735.98
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.