Finding the Fourth Proportional to 135,460.90, 203,201.09 and 46,713.13
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Solution
The fourth proportional to 135,460.90, 203,201.09 and 46,713.13 is: 70,073.05
Step by Step Solution
- Step 1: Write the proportion equation
135,460.90 : 203,201.09 = 46,713.13 : x - Step 2: Convert to fraction form
135,460.90/203,201.09 = 46,713.13/x - Step 3: Cross multiply
135,460.90x = 203,201.09 × 46,713.13 - Step 4: Simplify right side
135,460.90x = 9,492,158,933.31 - Step 5: Solve for x
x = 9,492,158,933.31/135,460.90 - Step 6: Final answer
x = 70,073.05
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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.