Finding the Fourth Proportional to 190,943.08, 286,414.57 and 48,788.62
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Solution
The fourth proportional to 190,943.08, 286,414.57 and 48,788.62 is: 73,182.91
Step by Step Solution
- Step 1: Write the proportion equation
190,943.08 : 286,414.57 = 48,788.62 : x - Step 2: Convert to fraction form
190,943.08/286,414.57 = 48,788.62/x - Step 3: Cross multiply
190,943.08x = 286,414.57 × 48,788.62 - Step 4: Simplify right side
190,943.08x = 13,973,770,186.12 - Step 5: Solve for x
x = 13,973,770,186.12/190,943.08 - Step 6: Final answer
x = 73,182.91
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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.