Finding the Fourth Proportional to 194,036.68, 291,055.09 and 87,295.98
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Solution
The fourth proportional to 194,036.68, 291,055.09 and 87,295.98 is: 130,944.00
Step by Step Solution
- Step 1: Write the proportion equation
194,036.68 : 291,055.09 = 87,295.98 : x - Step 2: Convert to fraction form
194,036.68/291,055.09 = 87,295.98/x - Step 3: Cross multiply
194,036.68x = 291,055.09 × 87,295.98 - Step 4: Simplify right side
194,036.68x = 25,407,939,097.30 - Step 5: Solve for x
x = 25,407,939,097.30/194,036.68 - Step 6: Final answer
x = 130,944.00
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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.