Finding the Fourth Proportional to 124,297.80, 186,446.70 and 124,297.80
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Solution
The fourth proportional to 124,297.80, 186,446.70 and 124,297.80 is: 186,446.70
Step by Step Solution
- Step 1: Write the proportion equation
124,297.80 : 186,446.70 = 124,297.80 : x - Step 2: Convert to fraction form
124,297.80/186,446.70 = 124,297.80/x - Step 3: Cross multiply
124,297.80x = 186,446.70 × 124,297.80 - Step 4: Simplify right side
124,297.80x = 23,174,914,627.26 - Step 5: Solve for x
x = 23,174,914,627.26/124,297.80 - Step 6: Final answer
x = 186,446.70
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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.