Finding the Fourth Proportional to 117,331.42, 175,576.68 and 101,590.74
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Solution
The fourth proportional to 117,331.42, 175,576.68 and 101,590.74 is: 152,022.07
Step by Step Solution
- Step 1: Write the proportion equation
117,331.42 : 175,576.68 = 101,590.74 : x - Step 2: Convert to fraction form
117,331.42/175,576.68 = 101,590.74/x - Step 3: Cross multiply
117,331.42x = 175,576.68 × 101,590.74 - Step 4: Simplify right side
117,331.42x = 17,836,964,847.94 - Step 5: Solve for x
x = 17,836,964,847.94/117,331.42 - Step 6: Final answer
x = 152,022.07
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1.5x scale
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.