Finding the Fourth Proportional to 187,260.18, 258,402.52 and 106,684.62
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Solution
The fourth proportional to 187,260.18, 258,402.52 and 106,684.62 is: 147,215.36
Step by Step Solution
- Step 1: Write the proportion equation
187,260.18 : 258,402.52 = 106,684.62 : x - Step 2: Convert to fraction form
187,260.18/258,402.52 = 106,684.62/x - Step 3: Cross multiply
187,260.18x = 258,402.52 × 106,684.62 - Step 4: Simplify right side
187,260.18x = 27,567,574,653.24 - Step 5: Solve for x
x = 27,567,574,653.24/187,260.18 - Step 6: Final answer
x = 147,215.36
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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.