Finding the Fourth Proportional to 216,887.80, 325,322.12 and 59,116.24
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Solution
The fourth proportional to 216,887.80, 325,322.12 and 59,116.24 is: 88,671.75
Step by Step Solution
- Step 1: Write the proportion equation
216,887.80 : 325,322.12 = 59,116.24 : x - Step 2: Convert to fraction form
216,887.80/325,322.12 = 59,116.24/x - Step 3: Cross multiply
216,887.80x = 325,322.12 × 59,116.24 - Step 4: Simplify right side
216,887.80x = 19,231,820,523.23 - Step 5: Solve for x
x = 19,231,820,523.23/216,887.80 - Step 6: Final answer
x = 88,671.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.