Finding the Fourth Proportional to 84,190.08, 116,202.30 and 48,400.94
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Solution
The fourth proportional to 84,190.08, 116,202.30 and 48,400.94 is: 66,804.79
Step by Step Solution
- Step 1: Write the proportion equation
84,190.08 : 116,202.30 = 48,400.94 : x - Step 2: Convert to fraction form
84,190.08/116,202.30 = 48,400.94/x - Step 3: Cross multiply
84,190.08x = 116,202.30 × 48,400.94 - Step 4: Simplify right side
84,190.08x = 5,624,300,659.16 - Step 5: Solve for x
x = 5,624,300,659.16/84,190.08 - Step 6: Final answer
x = 66,804.79
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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.