Finding the Fourth Proportional to 247,455.93, 341,490.12 and 134,278.68
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Solution
The fourth proportional to 247,455.93, 341,490.12 and 134,278.68 is: 185,305.09
Step by Step Solution
- Step 1: Write the proportion equation
247,455.93 : 341,490.12 = 134,278.68 : x - Step 2: Convert to fraction form
247,455.93/341,490.12 = 134,278.68/x - Step 3: Cross multiply
247,455.93x = 341,490.12 × 134,278.68 - Step 4: Simplify right side
247,455.93x = 45,854,842,546.64 - Step 5: Solve for x
x = 45,854,842,546.64/247,455.93 - Step 6: Final answer
x = 185,305.09
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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.