Finding the Fourth Proportional to 84,661.15, 116,832.84 and 48,852.67
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Solution
The fourth proportional to 84,661.15, 116,832.84 and 48,852.67 is: 67,416.95
Step by Step Solution
- Step 1: Write the proportion equation
84,661.15 : 116,832.84 = 48,852.67 : x - Step 2: Convert to fraction form
84,661.15/116,832.84 = 48,852.67/x - Step 3: Cross multiply
84,661.15x = 116,832.84 × 48,852.67 - Step 4: Simplify right side
84,661.15x = 5,707,596,177.68 - Step 5: Solve for x
x = 5,707,596,177.68/84,661.15 - Step 6: Final answer
x = 67,416.95
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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.