Finding the Fourth Proportional to 133,658.81, 184,449.06 and 73,233.23
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Solution
The fourth proportional to 133,658.81, 184,449.06 and 73,233.23 is: 101,061.80
Step by Step Solution
- Step 1: Write the proportion equation
133,658.81 : 184,449.06 = 73,233.23 : x - Step 2: Convert to fraction form
133,658.81/184,449.06 = 73,233.23/x - Step 3: Cross multiply
133,658.81x = 184,449.06 × 73,233.23 - Step 4: Simplify right side
133,658.81x = 13,507,800,434.26 - Step 5: Solve for x
x = 13,507,800,434.26/133,658.81 - Step 6: Final answer
x = 101,061.80
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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.