Finding the Fourth Proportional to 134,176.74, 185,168.37 and 73,749.54
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Solution
The fourth proportional to 134,176.74, 185,168.37 and 73,749.54 is: 101,776.82
Step by Step Solution
- Step 1: Write the proportion equation
134,176.74 : 185,168.37 = 73,749.54 : x - Step 2: Convert to fraction form
134,176.74/185,168.37 = 73,749.54/x - Step 3: Cross multiply
134,176.74x = 185,168.37 × 73,749.54 - Step 4: Simplify right side
134,176.74x = 13,656,082,110.05 - Step 5: Solve for x
x = 13,656,082,110.05/134,176.74 - Step 6: Final answer
x = 101,776.82
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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.