Finding the Fourth Proportional to 150,354.08, 207,388.68 and 96,706.96
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Solution
The fourth proportional to 150,354.08, 207,388.68 and 96,706.96 is: 133,391.32
Step by Step Solution
- Step 1: Write the proportion equation
150,354.08 : 207,388.68 = 96,706.96 : x - Step 2: Convert to fraction form
150,354.08/207,388.68 = 96,706.96/x - Step 3: Cross multiply
150,354.08x = 207,388.68 × 96,706.96 - Step 4: Simplify right side
150,354.08x = 20,055,928,781.21 - Step 5: Solve for x
x = 20,055,928,781.21/150,354.08 - Step 6: Final answer
x = 133,391.32
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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.