Finding the Fourth Proportional to 195,312.30, 269,555.74 and 109,276.08
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Solution
The fourth proportional to 195,312.30, 269,555.74 and 109,276.08 is: 150,814.85
Step by Step Solution
- Step 1: Write the proportion equation
195,312.30 : 269,555.74 = 109,276.08 : x - Step 2: Convert to fraction form
195,312.30/269,555.74 = 109,276.08/x - Step 3: Cross multiply
195,312.30x = 269,555.74 × 109,276.08 - Step 4: Simplify right side
195,312.30x = 29,455,994,608.70 - Step 5: Solve for x
x = 29,455,994,608.70/195,312.30 - Step 6: Final answer
x = 150,814.85
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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.