Finding the Fourth Proportional to 212,848.97, 293,731.21 and 117,355.94
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Solution
The fourth proportional to 212,848.97, 293,731.21 and 117,355.94 is: 161,951.00
Step by Step Solution
- Step 1: Write the proportion equation
212,848.97 : 293,731.21 = 117,355.94 : x - Step 2: Convert to fraction form
212,848.97/293,731.21 = 117,355.94/x - Step 3: Cross multiply
212,848.97x = 293,731.21 × 117,355.94 - Step 4: Simplify right side
212,848.97x = 34,471,102,036.42 - Step 5: Solve for x
x = 34,471,102,036.42/212,848.97 - Step 6: Final answer
x = 161,951.00
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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.