Finding the Fourth Proportional to 133,715.09, 184,532.24 and 76,363.75
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Solution
The fourth proportional to 133,715.09, 184,532.24 and 76,363.75 is: 105,385.07
Step by Step Solution
- Step 1: Write the proportion equation
133,715.09 : 184,532.24 = 76,363.75 : x - Step 2: Convert to fraction form
133,715.09/184,532.24 = 76,363.75/x - Step 3: Cross multiply
133,715.09x = 184,532.24 × 76,363.75 - Step 4: Simplify right side
133,715.09x = 14,091,573,842.30 - Step 5: Solve for x
x = 14,091,573,842.30/133,715.09 - Step 6: Final answer
x = 105,385.07
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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.