Finding the Fourth Proportional to 133,562.62, 184,308.29 and 73,133.99
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Solution
The fourth proportional to 133,562.62, 184,308.29 and 73,133.99 is: 100,920.46
Step by Step Solution
- Step 1: Write the proportion equation
133,562.62 : 184,308.29 = 73,133.99 : x - Step 2: Convert to fraction form
133,562.62/184,308.29 = 73,133.99/x - Step 3: Cross multiply
133,562.62x = 184,308.29 × 73,133.99 - Step 4: Simplify right side
133,562.62x = 13,479,200,798.68 - Step 5: Solve for x
x = 13,479,200,798.68/133,562.62 - Step 6: Final answer
x = 100,920.46
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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.