Finding the Fourth Proportional to 94,476.99, 141,714.61 and 38,303.75
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Solution
The fourth proportional to 94,476.99, 141,714.61 and 38,303.75 is: 57,455.26
Step by Step Solution
- Step 1: Write the proportion equation
94,476.99 : 141,714.61 = 38,303.75 : x - Step 2: Convert to fraction form
94,476.99/141,714.61 = 38,303.75/x - Step 3: Cross multiply
94,476.99x = 141,714.61 × 38,303.75 - Step 4: Simplify right side
94,476.99x = 5,428,200,313.70 - Step 5: Solve for x
x = 5,428,200,313.70/94,476.99 - Step 6: Final answer
x = 57,455.26
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.