Finding the Fourth Proportional to 84,632.05, 116,804.66 and 48,815.07
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Solution
The fourth proportional to 84,632.05, 116,804.66 and 48,815.07 is: 67,371.97
Step by Step Solution
- Step 1: Write the proportion equation
84,632.05 : 116,804.66 = 48,815.07 : x - Step 2: Convert to fraction form
84,632.05/116,804.66 = 48,815.07/x - Step 3: Cross multiply
84,632.05x = 116,804.66 × 48,815.07 - Step 4: Simplify right side
84,632.05x = 5,701,827,654.23 - Step 5: Solve for x
x = 5,701,827,654.23/84,632.05 - Step 6: Final answer
x = 67,371.97
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1.5x scale
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.