Finding the Fourth Proportional to 201,258.65, 277,739.81 and 110,622.99
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Solution
The fourth proportional to 201,258.65, 277,739.81 and 110,622.99 is: 152,661.31
Step by Step Solution
- Step 1: Write the proportion equation
201,258.65 : 277,739.81 = 110,622.99 : x - Step 2: Convert to fraction form
201,258.65/277,739.81 = 110,622.99/x - Step 3: Cross multiply
201,258.65x = 277,739.81 × 110,622.99 - Step 4: Simplify right side
201,258.65x = 30,724,407,671.12 - Step 5: Solve for x
x = 30,724,407,671.12/201,258.65 - Step 6: Final answer
x = 152,661.31
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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.