Finding the Fourth Proportional to 133,921.28, 184,812.76 and 73,495.84
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Solution
The fourth proportional to 133,921.28, 184,812.76 and 73,495.84 is: 101,425.02
Step by Step Solution
- Step 1: Write the proportion equation
133,921.28 : 184,812.76 = 73,495.84 : x - Step 2: Convert to fraction form
133,921.28/184,812.76 = 73,495.84/x - Step 3: Cross multiply
133,921.28x = 184,812.76 × 73,495.84 - Step 4: Simplify right side
133,921.28x = 13,582,969,221.99 - Step 5: Solve for x
x = 13,582,969,221.99/133,921.28 - Step 6: Final answer
x = 101,425.02
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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.