Finding the Fourth Proportional to 89,594.14, 134,474.36 and 45,252.02
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Solution
The fourth proportional to 89,594.14, 134,474.36 and 45,252.02 is: 67,920.03
Step by Step Solution
- Step 1: Write the proportion equation
89,594.14 : 134,474.36 = 45,252.02 : x - Step 2: Convert to fraction form
89,594.14/134,474.36 = 45,252.02/x - Step 3: Cross multiply
89,594.14x = 134,474.36 × 45,252.02 - Step 4: Simplify right side
89,594.14x = 6,085,236,428.21 - Step 5: Solve for x
x = 6,085,236,428.21/89,594.14 - Step 6: Final answer
x = 67,920.03
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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.