Finding the Fourth Proportional to 237,126.36, 355,829.94 and 87,471.84
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Solution
The fourth proportional to 237,126.36, 355,829.94 and 87,471.84 is: 131,259.55
Step by Step Solution
- Step 1: Write the proportion equation
237,126.36 : 355,829.94 = 87,471.84 : x - Step 2: Convert to fraction form
237,126.36/355,829.94 = 87,471.84/x - Step 3: Cross multiply
237,126.36x = 355,829.94 × 87,471.84 - Step 4: Simplify right side
237,126.36x = 31,125,099,578.89 - Step 5: Solve for x
x = 31,125,099,578.89/237,126.36 - Step 6: Final answer
x = 131,259.55
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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.