Finding the Fourth Proportional to 113,337.23, 170,042.76 and 54,177.53
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Solution
The fourth proportional to 113,337.23, 170,042.76 and 54,177.53 is: 81,283.94
Step by Step Solution
- Step 1: Write the proportion equation
113,337.23 : 170,042.76 = 54,177.53 : x - Step 2: Convert to fraction form
113,337.23/170,042.76 = 54,177.53/x - Step 3: Cross multiply
113,337.23x = 170,042.76 × 54,177.53 - Step 4: Simplify right side
113,337.23x = 9,212,495,880.97 - Step 5: Solve for x
x = 9,212,495,880.97/113,337.23 - Step 6: Final answer
x = 81,283.94
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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.