Finding the Fourth Proportional to 235,451.10, 353,168.75 and 102,331.35
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Solution
The fourth proportional to 235,451.10, 353,168.75 and 102,331.35 is: 153,493.59
Step by Step Solution
- Step 1: Write the proportion equation
235,451.10 : 353,168.75 = 102,331.35 : x - Step 2: Convert to fraction form
235,451.10/353,168.75 = 102,331.35/x - Step 3: Cross multiply
235,451.10x = 353,168.75 × 102,331.35 - Step 4: Simplify right side
235,451.10x = 36,140,234,965.31 - Step 5: Solve for x
x = 36,140,234,965.31/235,451.10 - Step 6: Final answer
x = 153,493.59
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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.