Finding the Fourth Proportional to 164,415.10, 246,622.65 and 155,229.70
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Solution
The fourth proportional to 164,415.10, 246,622.65 and 155,229.70 is: 232,844.55
Step by Step Solution
- Step 1: Write the proportion equation
164,415.10 : 246,622.65 = 155,229.70 : x - Step 2: Convert to fraction form
164,415.10/246,622.65 = 155,229.70/x - Step 3: Cross multiply
164,415.10x = 246,622.65 × 155,229.70 - Step 4: Simplify right side
164,415.10x = 38,283,159,972.71 - Step 5: Solve for x
x = 38,283,159,972.71/164,415.10 - Step 6: Final answer
x = 232,844.55
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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.