Finding the Fourth Proportional to 118,145.59, 177,229.42 and 47,051.08
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Solution
The fourth proportional to 118,145.59, 177,229.42 and 47,051.08 is: 70,581.01
Step by Step Solution
- Step 1: Write the proportion equation
118,145.59 : 177,229.42 = 47,051.08 : x - Step 2: Convert to fraction form
118,145.59/177,229.42 = 47,051.08/x - Step 3: Cross multiply
118,145.59x = 177,229.42 × 47,051.08 - Step 4: Simplify right side
118,145.59x = 8,338,835,058.07 - Step 5: Solve for x
x = 8,338,835,058.07/118,145.59 - Step 6: Final answer
x = 70,581.01
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1.5x scale
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.