Finding the Fourth Proportional to 94,832.01, 130,885.74 and 54,546.12
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Solution
The fourth proportional to 94,832.01, 130,885.74 and 54,546.12 is: 75,283.75
Step by Step Solution
- Step 1: Write the proportion equation
94,832.01 : 130,885.74 = 54,546.12 : x - Step 2: Convert to fraction form
94,832.01/130,885.74 = 54,546.12/x - Step 3: Cross multiply
94,832.01x = 130,885.74 × 54,546.12 - Step 4: Simplify right side
94,832.01x = 7,139,309,280.33 - Step 5: Solve for x
x = 7,139,309,280.33/94,832.01 - Step 6: Final answer
x = 75,283.75
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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.