Finding the Fourth Proportional to 84,224.54, 116,277.17 and 58,420.68
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Solution
The fourth proportional to 84,224.54, 116,277.17 and 58,420.68 is: 80,653.35
Step by Step Solution
- Step 1: Write the proportion equation
84,224.54 : 116,277.17 = 58,420.68 : x - Step 2: Convert to fraction form
84,224.54/116,277.17 = 58,420.68/x - Step 3: Cross multiply
84,224.54x = 116,277.17 × 58,420.68 - Step 4: Simplify right side
84,224.54x = 6,792,991,047.77 - Step 5: Solve for x
x = 6,792,991,047.77/84,224.54 - Step 6: Final answer
x = 80,653.35
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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.