Finding the Fourth Proportional to 237,884.10, 328,263.75 and 130,431.84
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Solution
The fourth proportional to 237,884.10, 328,263.75 and 130,431.84 is: 179,987.00
Step by Step Solution
- Step 1: Write the proportion equation
237,884.10 : 328,263.75 = 130,431.84 : x - Step 2: Convert to fraction form
237,884.10/328,263.75 = 130,431.84/x - Step 3: Cross multiply
237,884.10x = 328,263.75 × 130,431.84 - Step 4: Simplify right side
237,884.10x = 42,816,044,917.80 - Step 5: Solve for x
x = 42,816,044,917.80/237,884.10 - Step 6: Final answer
x = 179,987.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.