Finding the Fourth Proportional to 92,183.97, 138,318.99 and 47,786.51
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Solution
The fourth proportional to 92,183.97, 138,318.99 and 47,786.51 is: 71,702.07
Step by Step Solution
- Step 1: Write the proportion equation
92,183.97 : 138,318.99 = 47,786.51 : x - Step 2: Convert to fraction form
92,183.97/138,318.99 = 47,786.51/x - Step 3: Cross multiply
92,183.97x = 138,318.99 × 47,786.51 - Step 4: Simplify right side
92,183.97x = 6,609,781,107.23 - Step 5: Solve for x
x = 6,609,781,107.23/92,183.97 - Step 6: Final answer
x = 71,702.07
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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.