Finding the Fourth Proportional to 247,529.12, 341,590.48 and 134,351.84
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Solution
The fourth proportional to 247,529.12, 341,590.48 and 134,351.84 is: 185,405.70
Step by Step Solution
- Step 1: Write the proportion equation
247,529.12 : 341,590.48 = 134,351.84 : x - Step 2: Convert to fraction form
247,529.12/341,590.48 = 134,351.84/x - Step 3: Cross multiply
247,529.12x = 341,590.48 × 134,351.84 - Step 4: Simplify right side
247,529.12x = 45,893,309,514.48 - Step 5: Solve for x
x = 45,893,309,514.48/247,529.12 - Step 6: Final answer
x = 185,405.70
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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.