Finding the Fourth Proportional to 237,177.60, 355,814.01 and 87,418.62
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Solution
The fourth proportional to 237,177.60, 355,814.01 and 87,418.62 is: 131,145.48
Step by Step Solution
- Step 1: Write the proportion equation
237,177.60 : 355,814.01 = 87,418.62 : x - Step 2: Convert to fraction form
237,177.60/355,814.01 = 87,418.62/x - Step 3: Cross multiply
237,177.60x = 355,814.01 × 87,418.62 - Step 4: Simplify right side
237,177.60x = 31,104,769,730.87 - Step 5: Solve for x
x = 31,104,769,730.87/237,177.60 - Step 6: Final answer
x = 131,145.48
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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.