Finding the Fourth Proportional to 207,208.98, 285,947.98 and 116,565.02
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Solution
The fourth proportional to 207,208.98, 285,947.98 and 116,565.02 is: 160,859.50
Step by Step Solution
- Step 1: Write the proportion equation
207,208.98 : 285,947.98 = 116,565.02 : x - Step 2: Convert to fraction form
207,208.98/285,947.98 = 116,565.02/x - Step 3: Cross multiply
207,208.98x = 285,947.98 × 116,565.02 - Step 4: Simplify right side
207,208.98x = 33,331,532,007.66 - Step 5: Solve for x
x = 33,331,532,007.66/207,208.98 - Step 6: Final answer
x = 160,859.50
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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.