Finding the Fourth Proportional to 84,844.23, 117,102.41 and 49,029.49
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Solution
The fourth proportional to 84,844.23, 117,102.41 and 49,029.49 is: 67,670.74
Step by Step Solution
- Step 1: Write the proportion equation
84,844.23 : 117,102.41 = 49,029.49 : x - Step 2: Convert to fraction form
84,844.23/117,102.41 = 49,029.49/x - Step 3: Cross multiply
84,844.23x = 117,102.41 × 49,029.49 - Step 4: Simplify right side
84,844.23x = 5,741,471,440.07 - Step 5: Solve for x
x = 5,741,471,440.07/84,844.23 - Step 6: Final answer
x = 67,670.74
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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.