Finding the Fourth Proportional to 94,514.99, 141,724.28 and 31,312.31
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Solution
The fourth proportional to 94,514.99, 141,724.28 and 31,312.31 is: 46,952.49
Step by Step Solution
- Step 1: Write the proportion equation
94,514.99 : 141,724.28 = 31,312.31 : x - Step 2: Convert to fraction form
94,514.99/141,724.28 = 31,312.31/x - Step 3: Cross multiply
94,514.99x = 141,724.28 × 31,312.31 - Step 4: Simplify right side
94,514.99x = 4,437,713,959.55 - Step 5: Solve for x
x = 4,437,713,959.55/94,514.99 - Step 6: Final answer
x = 46,952.49
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1.5x scale
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.