Finding the Fourth Proportional to 134,207.15, 201,185.57 and 45,398.88
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Solution
The fourth proportional to 134,207.15, 201,185.57 and 45,398.88 is: 68,055.99
Step by Step Solution
- Step 1: Write the proportion equation
134,207.15 : 201,185.57 = 45,398.88 : x - Step 2: Convert to fraction form
134,207.15/201,185.57 = 45,398.88/x - Step 3: Cross multiply
134,207.15x = 201,185.57 × 45,398.88 - Step 4: Simplify right side
134,207.15x = 9,133,599,663.66 - Step 5: Solve for x
x = 9,133,599,663.66/134,207.15 - Step 6: Final answer
x = 68,055.99
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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.