Finding the Fourth Proportional to 155,281.80, 232,922.70 and 150,907.80
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Solution
The fourth proportional to 155,281.80, 232,922.70 and 150,907.80 is: 226,361.70
Step by Step Solution
- Step 1: Write the proportion equation
155,281.80 : 232,922.70 = 150,907.80 : x - Step 2: Convert to fraction form
155,281.80/232,922.70 = 150,907.80/x - Step 3: Cross multiply
155,281.80x = 232,922.70 × 150,907.80 - Step 4: Simplify right side
155,281.80x = 35,149,852,227.06 - Step 5: Solve for x
x = 35,149,852,227.06/155,281.80 - Step 6: Final answer
x = 226,361.70
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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.