Finding the Fourth Proportional to 133,744.86, 184,566.69 and 73,315.31
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Solution
The fourth proportional to 133,744.86, 184,566.69 and 73,315.31 is: 101,174.45
Step by Step Solution
- Step 1: Write the proportion equation
133,744.86 : 184,566.69 = 73,315.31 : x - Step 2: Convert to fraction form
133,744.86/184,566.69 = 73,315.31/x - Step 3: Cross multiply
133,744.86x = 184,566.69 × 73,315.31 - Step 4: Simplify right side
133,744.86x = 13,531,563,170.19 - Step 5: Solve for x
x = 13,531,563,170.19/133,744.86 - Step 6: Final answer
x = 101,174.45
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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.