Finding the Fourth Proportional to 117,467.56, 176,218.14 and 47,341.48
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Solution
The fourth proportional to 117,467.56, 176,218.14 and 47,341.48 is: 71,018.99
Step by Step Solution
- Step 1: Write the proportion equation
117,467.56 : 176,218.14 = 47,341.48 : x - Step 2: Convert to fraction form
117,467.56/176,218.14 = 47,341.48/x - Step 3: Cross multiply
117,467.56x = 176,218.14 × 47,341.48 - Step 4: Simplify right side
117,467.56x = 8,342,427,550.45 - Step 5: Solve for x
x = 8,342,427,550.45/117,467.56 - Step 6: Final answer
x = 71,018.99
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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.