Finding the Fourth Proportional to 293,121.18, 439,713.63 and 93,394.62
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Solution
The fourth proportional to 293,121.18, 439,713.63 and 93,394.62 is: 140,102.08
Step by Step Solution
- Step 1: Write the proportion equation
293,121.18 : 439,713.63 = 93,394.62 : x - Step 2: Convert to fraction form
293,121.18/439,713.63 = 93,394.62/x - Step 3: Cross multiply
293,121.18x = 439,713.63 × 93,394.62 - Step 4: Simplify right side
293,121.18x = 41,066,887,382.67 - Step 5: Solve for x
x = 41,066,887,382.67/293,121.18 - Step 6: Final answer
x = 140,102.08
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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.