Finding the Fourth Proportional to 178,562.82, 246,419.68 and 97,997.84
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Solution
The fourth proportional to 178,562.82, 246,419.68 and 97,997.84 is: 135,238.66
Step by Step Solution
- Step 1: Write the proportion equation
178,562.82 : 246,419.68 = 97,997.84 : x - Step 2: Convert to fraction form
178,562.82/246,419.68 = 97,997.84/x - Step 3: Cross multiply
178,562.82x = 246,419.68 × 97,997.84 - Step 4: Simplify right side
178,562.82x = 24,148,596,373.49 - Step 5: Solve for x
x = 24,148,596,373.49/178,562.82 - Step 6: Final answer
x = 135,238.66
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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.