Finding the Fourth Proportional to 272,189.56, 408,351.28 and 94,698.08
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Solution
The fourth proportional to 272,189.56, 408,351.28 and 94,698.08 is: 142,070.41
Step by Step Solution
- Step 1: Write the proportion equation
272,189.56 : 408,351.28 = 94,698.08 : x - Step 2: Convert to fraction form
272,189.56/408,351.28 = 94,698.08/x - Step 3: Cross multiply
272,189.56x = 408,351.28 × 94,698.08 - Step 4: Simplify right side
272,189.56x = 38,670,082,181.54 - Step 5: Solve for x
x = 38,670,082,181.54/272,189.56 - Step 6: Final answer
x = 142,070.41
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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.