Finding the Fourth Proportional to 272,245.06, 375,698.49 and 151,383.75
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Solution
The fourth proportional to 272,245.06, 375,698.49 and 151,383.75 is: 208,909.75
Step by Step Solution
- Step 1: Write the proportion equation
272,245.06 : 375,698.49 = 151,383.75 : x - Step 2: Convert to fraction form
272,245.06/375,698.49 = 151,383.75/x - Step 3: Cross multiply
272,245.06x = 375,698.49 × 151,383.75 - Step 4: Simplify right side
272,245.06x = 56,874,646,285.54 - Step 5: Solve for x
x = 56,874,646,285.54/272,245.06 - Step 6: Final answer
x = 208,909.75
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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.