Finding the Fourth Proportional to 201,748.58, 278,152.80 and 165,314.54
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Solution
The fourth proportional to 201,748.58, 278,152.80 and 165,314.54 is: 227,920.82
Step by Step Solution
- Step 1: Write the proportion equation
201,748.58 : 278,152.80 = 165,314.54 : x - Step 2: Convert to fraction form
201,748.58/278,152.80 = 165,314.54/x - Step 3: Cross multiply
201,748.58x = 278,152.80 × 165,314.54 - Step 4: Simplify right side
201,748.58x = 45,982,702,181.71 - Step 5: Solve for x
x = 45,982,702,181.71/201,748.58 - Step 6: Final answer
x = 227,920.82
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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.