Finding the Fourth Proportional to 150,094.58, 207,132.15 and 82,110.09
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Solution
The fourth proportional to 150,094.58, 207,132.15 and 82,110.09 is: 113,312.82
Step by Step Solution
- Step 1: Write the proportion equation
150,094.58 : 207,132.15 = 82,110.09 : x - Step 2: Convert to fraction form
150,094.58/207,132.15 = 82,110.09/x - Step 3: Cross multiply
150,094.58x = 207,132.15 × 82,110.09 - Step 4: Simplify right side
150,094.58x = 17,007,639,478.39 - Step 5: Solve for x
x = 17,007,639,478.39/150,094.58 - Step 6: Final answer
x = 113,312.82
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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.