Finding the Fourth Proportional to 190,769.41, 263,261.93 and 114,332.88
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Solution
The fourth proportional to 190,769.41, 263,261.93 and 114,332.88 is: 157,779.46
Step by Step Solution
- Step 1: Write the proportion equation
190,769.41 : 263,261.93 = 114,332.88 : x - Step 2: Convert to fraction form
190,769.41/263,261.93 = 114,332.88/x - Step 3: Cross multiply
190,769.41x = 263,261.93 × 114,332.88 - Step 4: Simplify right side
190,769.41x = 30,099,494,651.26 - Step 5: Solve for x
x = 30,099,494,651.26/190,769.41 - Step 6: Final answer
x = 157,779.46
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1.5x scale
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.