Finding the Fourth Proportional to 229,653.09, 344,487.51 and 79,894.71
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Solution
The fourth proportional to 229,653.09, 344,487.51 and 79,894.71 is: 119,844.80
Step by Step Solution
- Step 1: Write the proportion equation
229,653.09 : 344,487.51 = 79,894.71 : x - Step 2: Convert to fraction form
229,653.09/344,487.51 = 79,894.71/x - Step 3: Cross multiply
229,653.09x = 344,487.51 × 79,894.71 - Step 4: Simplify right side
229,653.09x = 27,522,729,710.07 - Step 5: Solve for x
x = 27,522,729,710.07/229,653.09 - Step 6: Final answer
x = 119,844.80
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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.