Finding the Fourth Proportional to 272,255.19, 375,694.38 and 151,391.99
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Solution
The fourth proportional to 272,255.19, 375,694.38 and 151,391.99 is: 208,911.06
Step by Step Solution
- Step 1: Write the proportion equation
272,255.19 : 375,694.38 = 151,391.99 : x - Step 2: Convert to fraction form
272,255.19/375,694.38 = 151,391.99/x - Step 3: Cross multiply
272,255.19x = 375,694.38 × 151,391.99 - Step 4: Simplify right side
272,255.19x = 56,877,119,820.02 - Step 5: Solve for x
x = 56,877,119,820.02/272,255.19 - Step 6: Final answer
x = 208,911.06
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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.