Finding the Fourth Proportional to 178,356.84, 246,157.68 and 110,395.68
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Solution
The fourth proportional to 178,356.84, 246,157.68 and 110,395.68 is: 152,361.66
Step by Step Solution
- Step 1: Write the proportion equation
178,356.84 : 246,157.68 = 110,395.68 : x - Step 2: Convert to fraction form
178,356.84/246,157.68 = 110,395.68/x - Step 3: Cross multiply
178,356.84x = 246,157.68 × 110,395.68 - Step 4: Simplify right side
178,356.84x = 27,174,744,470.82 - Step 5: Solve for x
x = 27,174,744,470.82/178,356.84 - Step 6: Final answer
x = 152,361.66
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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.