Finding the Fourth Proportional to 113,818.53, 157,078.26 and 62,841.08
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Solution
The fourth proportional to 113,818.53, 157,078.26 and 62,841.08 is: 86,725.48
Step by Step Solution
- Step 1: Write the proportion equation
113,818.53 : 157,078.26 = 62,841.08 : x - Step 2: Convert to fraction form
113,818.53/157,078.26 = 62,841.08/x - Step 3: Cross multiply
113,818.53x = 157,078.26 × 62,841.08 - Step 4: Simplify right side
113,818.53x = 9,870,966,717.53 - Step 5: Solve for x
x = 9,870,966,717.53/113,818.53 - Step 6: Final answer
x = 86,725.48
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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.