Finding the Fourth Proportional to 178,709.56, 246,622.01 and 97,037.75
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Solution
The fourth proportional to 178,709.56, 246,622.01 and 97,037.75 is: 133,913.63
Step by Step Solution
- Step 1: Write the proportion equation
178,709.56 : 246,622.01 = 97,037.75 : x - Step 2: Convert to fraction form
178,709.56/246,622.01 = 97,037.75/x - Step 3: Cross multiply
178,709.56x = 246,622.01 × 97,037.75 - Step 4: Simplify right side
178,709.56x = 23,931,645,082.24 - Step 5: Solve for x
x = 23,931,645,082.24/178,709.56 - Step 6: Final answer
x = 133,913.63
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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.