Finding the Fourth Proportional to 247,028.03, 340,899.87 and 133,850.75
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Solution
The fourth proportional to 247,028.03, 340,899.87 and 133,850.75 is: 184,714.68
Step by Step Solution
- Step 1: Write the proportion equation
247,028.03 : 340,899.87 = 133,850.75 : x - Step 2: Convert to fraction form
247,028.03/340,899.87 = 133,850.75/x - Step 3: Cross multiply
247,028.03x = 340,899.87 × 133,850.75 - Step 4: Simplify right side
247,028.03x = 45,629,703,274.40 - Step 5: Solve for x
x = 45,629,703,274.40/247,028.03 - Step 6: Final answer
x = 184,714.68
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1.5x scale
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.