Finding the Fourth Proportional to 150,264.18, 207,355.68 and 82,280.88
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Solution
The fourth proportional to 150,264.18, 207,355.68 and 82,280.88 is: 113,542.75
Step by Step Solution
- Step 1: Write the proportion equation
150,264.18 : 207,355.68 = 82,280.88 : x - Step 2: Convert to fraction form
150,264.18/207,355.68 = 82,280.88/x - Step 3: Cross multiply
150,264.18x = 207,355.68 × 82,280.88 - Step 4: Simplify right side
150,264.18x = 17,061,407,823.40 - Step 5: Solve for x
x = 17,061,407,823.40/150,264.18 - Step 6: Final answer
x = 113,542.75
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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.