Finding the Fourth Proportional to 133,606.02, 184,378.41 and 73,175.58
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Solution
The fourth proportional to 133,606.02, 184,378.41 and 73,175.58 is: 100,983.45
Step by Step Solution
- Step 1: Write the proportion equation
133,606.02 : 184,378.41 = 73,175.58 : x - Step 2: Convert to fraction form
133,606.02/184,378.41 = 73,175.58/x - Step 3: Cross multiply
133,606.02x = 184,378.41 × 73,175.58 - Step 4: Simplify right side
133,606.02x = 13,491,997,091.23 - Step 5: Solve for x
x = 13,491,997,091.23/133,606.02 - Step 6: Final answer
x = 100,983.45
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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.