Finding the Fourth Proportional to 201,319.10, 277,820.92 and 115,279.40
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Solution
The fourth proportional to 201,319.10, 277,820.92 and 115,279.40 is: 159,085.89
Step by Step Solution
- Step 1: Write the proportion equation
201,319.10 : 277,820.92 = 115,279.40 : x - Step 2: Convert to fraction form
201,319.10/277,820.92 = 115,279.40/x - Step 3: Cross multiply
201,319.10x = 277,820.92 × 115,279.40 - Step 4: Simplify right side
201,319.10x = 32,027,028,965.05 - Step 5: Solve for x
x = 32,027,028,965.05/201,319.10 - Step 6: Final answer
x = 159,085.89
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.