Finding the Fourth Proportional to 199,785.30, 299,677.14 and 94,678.08
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Solution
The fourth proportional to 199,785.30, 299,677.14 and 94,678.08 is: 142,016.74
Step by Step Solution
- Step 1: Write the proportion equation
199,785.30 : 299,677.14 = 94,678.08 : x - Step 2: Convert to fraction form
199,785.30/299,677.14 = 94,678.08/x - Step 3: Cross multiply
199,785.30x = 299,677.14 × 94,678.08 - Step 4: Simplify right side
199,785.30x = 28,372,856,235.09 - Step 5: Solve for x
x = 28,372,856,235.09/199,785.30 - Step 6: Final answer
x = 142,016.74
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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.