Finding the Fourth Proportional to 239,387.93, 330,250.62 and 157,610.69
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Solution
The fourth proportional to 239,387.93, 330,250.62 and 157,610.69 is: 217,433.80
Step by Step Solution
- Step 1: Write the proportion equation
239,387.93 : 330,250.62 = 157,610.69 : x - Step 2: Convert to fraction form
239,387.93/330,250.62 = 157,610.69/x - Step 3: Cross multiply
239,387.93x = 330,250.62 × 157,610.69 - Step 4: Simplify right side
239,387.93x = 52,051,026,439.87 - Step 5: Solve for x
x = 52,051,026,439.87/239,387.93 - Step 6: Final answer
x = 217,433.80
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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.