Finding the Fourth Proportional to 239,631.35, 330,692.36 and 132,201.34
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Solution
The fourth proportional to 239,631.35, 330,692.36 and 132,201.34 is: 182,438.45
Step by Step Solution
- Step 1: Write the proportion equation
239,631.35 : 330,692.36 = 132,201.34 : x - Step 2: Convert to fraction form
239,631.35/330,692.36 = 132,201.34/x - Step 3: Cross multiply
239,631.35x = 330,692.36 × 132,201.34 - Step 4: Simplify right side
239,631.35x = 43,717,971,632.02 - Step 5: Solve for x
x = 43,717,971,632.02/239,631.35 - Step 6: Final answer
x = 182,438.45
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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.