Finding the Fourth Proportional to 201,171.48, 277,501.16 and 125,588.76
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Solution
The fourth proportional to 201,171.48, 277,501.16 and 125,588.76 is: 173,240.39
Step by Step Solution
- Step 1: Write the proportion equation
201,171.48 : 277,501.16 = 125,588.76 : x - Step 2: Convert to fraction form
201,171.48/277,501.16 = 125,588.76/x - Step 3: Cross multiply
201,171.48x = 277,501.16 × 125,588.76 - Step 4: Simplify right side
201,171.48x = 34,851,025,955.02 - Step 5: Solve for x
x = 34,851,025,955.02/201,171.48 - Step 6: Final answer
x = 173,240.39
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1.5x scale
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.