Finding the Fourth Proportional to 187,177.56, 258,305.16 and 102,294.62
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Solution
The fourth proportional to 187,177.56, 258,305.16 and 102,294.62 is: 141,166.65
Step by Step Solution
- Step 1: Write the proportion equation
187,177.56 : 258,305.16 = 102,294.62 : x - Step 2: Convert to fraction form
187,177.56/258,305.16 = 102,294.62/x - Step 3: Cross multiply
187,177.56x = 258,305.16 × 102,294.62 - Step 4: Simplify right side
187,177.56x = 26,423,228,186.24 - Step 5: Solve for x
x = 26,423,228,186.24/187,177.56 - Step 6: Final answer
x = 141,166.65
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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.