Finding the Fourth Proportional to 187,095.97, 258,204.33 and 106,530.53
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Solution
The fourth proportional to 187,095.97, 258,204.33 and 106,530.53 is: 147,018.90
Step by Step Solution
- Step 1: Write the proportion equation
187,095.97 : 258,204.33 = 106,530.53 : x - Step 2: Convert to fraction form
187,095.97/258,204.33 = 106,530.53/x - Step 3: Cross multiply
187,095.97x = 258,204.33 × 106,530.53 - Step 4: Simplify right side
187,095.97x = 27,506,644,123.19 - Step 5: Solve for x
x = 27,506,644,123.19/187,095.97 - Step 6: Final answer
x = 147,018.90
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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.