Finding the Fourth Proportional to 150,371.04, 207,418.08 and 96,725.92
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Solution
The fourth proportional to 150,371.04, 207,418.08 and 96,725.92 is: 133,421.33
Step by Step Solution
- Step 1: Write the proportion equation
150,371.04 : 207,418.08 = 96,725.92 : x - Step 2: Convert to fraction form
150,371.04/207,418.08 = 96,725.92/x - Step 3: Cross multiply
150,371.04x = 207,418.08 × 96,725.92 - Step 4: Simplify right side
150,371.04x = 20,062,704,612.63 - Step 5: Solve for x
x = 20,062,704,612.63/150,371.04 - Step 6: Final answer
x = 133,421.33
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1.5x scale
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.