Finding the Fourth Proportional to 190,319.74, 285,484.26 and 63,961.84
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Solution
The fourth proportional to 190,319.74, 285,484.26 and 63,961.84 is: 95,944.32
Step by Step Solution
- Step 1: Write the proportion equation
190,319.74 : 285,484.26 = 63,961.84 : x - Step 2: Convert to fraction form
190,319.74/285,484.26 = 63,961.84/x - Step 3: Cross multiply
190,319.74x = 285,484.26 × 63,961.84 - Step 4: Simplify right side
190,319.74x = 18,260,098,560.64 - Step 5: Solve for x
x = 18,260,098,560.64/190,319.74 - Step 6: Final answer
x = 95,944.32
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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.