Finding the Fourth Proportional to 132,423.84, 198,438.84 and 104,412.24
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Solution
The fourth proportional to 132,423.84, 198,438.84 and 104,412.24 is: 156,463.09
Step by Step Solution
- Step 1: Write the proportion equation
132,423.84 : 198,438.84 = 104,412.24 : x - Step 2: Convert to fraction form
132,423.84/198,438.84 = 104,412.24/x - Step 3: Cross multiply
132,423.84x = 198,438.84 × 104,412.24 - Step 4: Simplify right side
132,423.84x = 20,719,443,787.40 - Step 5: Solve for x
x = 20,719,443,787.40/132,423.84 - Step 6: Final answer
x = 156,463.09
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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.