Finding the Fourth Proportional to 84,364.40, 116,450.52 and 59,220.08
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Solution
The fourth proportional to 84,364.40, 116,450.52 and 59,220.08 is: 81,743.12
Step by Step Solution
- Step 1: Write the proportion equation
84,364.40 : 116,450.52 = 59,220.08 : x - Step 2: Convert to fraction form
84,364.40/116,450.52 = 59,220.08/x - Step 3: Cross multiply
84,364.40x = 116,450.52 × 59,220.08 - Step 4: Simplify right side
84,364.40x = 6,896,209,110.44 - Step 5: Solve for x
x = 6,896,209,110.44/84,364.40 - Step 6: Final answer
x = 81,743.12
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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.