Finding the Fourth Proportional to 178,425.05, 246,214.31 and 97,850.81
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Solution
The fourth proportional to 178,425.05, 246,214.31 and 97,850.81 is: 135,027.39
Step by Step Solution
- Step 1: Write the proportion equation
178,425.05 : 246,214.31 = 97,850.81 : x - Step 2: Convert to fraction form
178,425.05/246,214.31 = 97,850.81/x - Step 3: Cross multiply
178,425.05x = 246,214.31 × 97,850.81 - Step 4: Simplify right side
178,425.05x = 24,092,269,667.09 - Step 5: Solve for x
x = 24,092,269,667.09/178,425.05 - Step 6: Final answer
x = 135,027.39
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1.5x scale
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.