Finding the Fourth Proportional to 178,062.62, 245,717.08 and 97,474.70
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Solution
The fourth proportional to 178,062.62, 245,717.08 and 97,474.70 is: 134,509.98
Step by Step Solution
- Step 1: Write the proportion equation
178,062.62 : 245,717.08 = 97,474.70 : x - Step 2: Convert to fraction form
178,062.62/245,717.08 = 97,474.70/x - Step 3: Cross multiply
178,062.62x = 245,717.08 × 97,474.70 - Step 4: Simplify right side
178,062.62x = 23,951,199,028.48 - Step 5: Solve for x
x = 23,951,199,028.48/178,062.62 - Step 6: Final answer
x = 134,509.98
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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.