Finding the Fourth Proportional to 201,291.97, 277,726.99 and 133,287.21
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Solution
The fourth proportional to 201,291.97, 277,726.99 and 133,287.21 is: 183,899.32
Step by Step Solution
- Step 1: Write the proportion equation
201,291.97 : 277,726.99 = 133,287.21 : x - Step 2: Convert to fraction form
201,291.97/277,726.99 = 133,287.21/x - Step 3: Cross multiply
201,291.97x = 277,726.99 × 133,287.21 - Step 4: Simplify right side
201,291.97x = 37,017,455,638.80 - Step 5: Solve for x
x = 37,017,455,638.80/201,291.97 - Step 6: Final answer
x = 183,899.32
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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.