Finding the Fourth Proportional to 83,752.51, 125,647.19 and 46,367.09
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Solution
The fourth proportional to 83,752.51, 125,647.19 and 46,367.09 is: 69,560.84
Step by Step Solution
- Step 1: Write the proportion equation
83,752.51 : 125,647.19 = 46,367.09 : x - Step 2: Convert to fraction form
83,752.51/125,647.19 = 46,367.09/x - Step 3: Cross multiply
83,752.51x = 125,647.19 × 46,367.09 - Step 4: Simplify right side
83,752.51x = 5,825,894,566.98 - Step 5: Solve for x
x = 5,825,894,566.98/83,752.51 - Step 6: Final answer
x = 69,560.84
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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.