Finding the Fourth Proportional to 84,227.23, 116,220.34 and 48,410.55
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Solution
The fourth proportional to 84,227.23, 116,220.34 and 48,410.55 is: 66,798.95
Step by Step Solution
- Step 1: Write the proportion equation
84,227.23 : 116,220.34 = 48,410.55 : x - Step 2: Convert to fraction form
84,227.23/116,220.34 = 48,410.55/x - Step 3: Cross multiply
84,227.23x = 116,220.34 × 48,410.55 - Step 4: Simplify right side
84,227.23x = 5,626,290,580.59 - Step 5: Solve for x
x = 5,626,290,580.59/84,227.23 - Step 6: Final answer
x = 66,798.95
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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.