Finding the Fourth Proportional to 178,064.62, 245,719.84 and 97,476.70
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Solution
The fourth proportional to 178,064.62, 245,719.84 and 97,476.70 is: 134,512.74
Step by Step Solution
- Step 1: Write the proportion equation
178,064.62 : 245,719.84 = 97,476.70 : x - Step 2: Convert to fraction form
178,064.62/245,719.84 = 97,476.70/x - Step 3: Cross multiply
178,064.62x = 245,719.84 × 97,476.70 - Step 4: Simplify right side
178,064.62x = 23,951,959,127.73 - Step 5: Solve for x
x = 23,951,959,127.73/178,064.62 - Step 6: Final answer
x = 134,512.74
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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.