Finding the Fourth Proportional to 94,382.91, 130,248.14 and 51,941.41
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Solution
The fourth proportional to 94,382.91, 130,248.14 and 51,941.41 is: 71,678.99
Step by Step Solution
- Step 1: Write the proportion equation
94,382.91 : 130,248.14 = 51,941.41 : x - Step 2: Convert to fraction form
94,382.91/130,248.14 = 51,941.41/x - Step 3: Cross multiply
94,382.91x = 130,248.14 × 51,941.41 - Step 4: Simplify right side
94,382.91x = 6,765,271,456.15 - Step 5: Solve for x
x = 6,765,271,456.15/94,382.91 - Step 6: Final answer
x = 71,678.99
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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.