Finding the Fourth Proportional to 239,041.55, 358,431.08 and 164,180.54
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Solution
The fourth proportional to 239,041.55, 358,431.08 and 164,180.54 is: 246,180.66
Step by Step Solution
- Step 1: Write the proportion equation
239,041.55 : 358,431.08 = 164,180.54 : x - Step 2: Convert to fraction form
239,041.55/358,431.08 = 164,180.54/x - Step 3: Cross multiply
239,041.55x = 358,431.08 × 164,180.54 - Step 4: Simplify right side
239,041.55x = 58,847,405,654.13 - Step 5: Solve for x
x = 58,847,405,654.13/239,041.55 - Step 6: Final answer
x = 246,180.66
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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.