Finding the Fourth Proportional to 133,232.41, 199,987.04 and 89,167.09
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Solution
The fourth proportional to 133,232.41, 199,987.04 and 89,167.09 is: 133,843.28
Step by Step Solution
- Step 1: Write the proportion equation
133,232.41 : 199,987.04 = 89,167.09 : x - Step 2: Convert to fraction form
133,232.41/199,987.04 = 89,167.09/x - Step 3: Cross multiply
133,232.41x = 199,987.04 × 89,167.09 - Step 4: Simplify right side
133,232.41x = 17,832,262,394.51 - Step 5: Solve for x
x = 17,832,262,394.51/133,232.41 - Step 6: Final answer
x = 133,843.28
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.