Finding the Fourth Proportional to 239,365.08, 330,322.16 and 131,935.20
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Solution
The fourth proportional to 239,365.08, 330,322.16 and 131,935.20 is: 182,069.67
Step by Step Solution
- Step 1: Write the proportion equation
239,365.08 : 330,322.16 = 131,935.20 : x - Step 2: Convert to fraction form
239,365.08/330,322.16 = 131,935.20/x - Step 3: Cross multiply
239,365.08x = 330,322.16 × 131,935.20 - Step 4: Simplify right side
239,365.08x = 43,581,120,244.03 - Step 5: Solve for x
x = 43,581,120,244.03/239,365.08 - Step 6: Final answer
x = 182,069.67
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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.