Finding the Fourth Proportional to 201,356.21, 277,878.71 and 110,719.08
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Solution
The fourth proportional to 201,356.21, 277,878.71 and 110,719.08 is: 152,796.26
Step by Step Solution
- Step 1: Write the proportion equation
201,356.21 : 277,878.71 = 110,719.08 : x - Step 2: Convert to fraction form
201,356.21/277,878.71 = 110,719.08/x - Step 3: Cross multiply
201,356.21x = 277,878.71 × 110,719.08 - Step 4: Simplify right side
201,356.21x = 30,766,475,399.58 - Step 5: Solve for x
x = 30,766,475,399.58/201,356.21 - Step 6: Final answer
x = 152,796.26
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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.