Finding the Fourth Proportional to 165,125.20, 247,786.08 and 114,563.92
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Solution
The fourth proportional to 165,125.20, 247,786.08 and 114,563.92 is: 171,914.07
Step by Step Solution
- Step 1: Write the proportion equation
165,125.20 : 247,786.08 = 114,563.92 : x - Step 2: Convert to fraction form
165,125.20/247,786.08 = 114,563.92/x - Step 3: Cross multiply
165,125.20x = 247,786.08 × 114,563.92 - Step 4: Simplify right side
165,125.20x = 28,387,344,646.23 - Step 5: Solve for x
x = 28,387,344,646.23/165,125.20 - Step 6: Final answer
x = 171,914.07
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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.