Finding the Fourth Proportional to 187,166.46, 258,293.19 and 102,289.02
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Solution
The fourth proportional to 187,166.46, 258,293.19 and 102,289.02 is: 141,160.75
Step by Step Solution
- Step 1: Write the proportion equation
187,166.46 : 258,293.19 = 102,289.02 : x - Step 2: Convert to fraction form
187,166.46/258,293.19 = 102,289.02/x - Step 3: Cross multiply
187,166.46x = 258,293.19 × 102,289.02 - Step 4: Simplify right side
187,166.46x = 26,420,557,277.77 - Step 5: Solve for x
x = 26,420,557,277.77/187,166.46 - Step 6: Final answer
x = 141,160.75
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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.