Finding the Fourth Proportional to 214,779.09, 296,377.79 and 124,140.92
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Solution
The fourth proportional to 214,779.09, 296,377.79 and 124,140.92 is: 171,304.43
Step by Step Solution
- Step 1: Write the proportion equation
214,779.09 : 296,377.79 = 124,140.92 : x - Step 2: Convert to fraction form
214,779.09/296,377.79 = 124,140.92/x - Step 3: Cross multiply
214,779.09x = 296,377.79 × 124,140.92 - Step 4: Simplify right side
214,779.09x = 36,792,609,415.57 - Step 5: Solve for x
x = 36,792,609,415.57/214,779.09 - Step 6: Final answer
x = 171,304.43
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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.