Finding the Fourth Proportional to 230,186.53, 344,904.36 and 141,252.18
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Solution
The fourth proportional to 230,186.53, 344,904.36 and 141,252.18 is: 211,647.89
Step by Step Solution
- Step 1: Write the proportion equation
230,186.53 : 344,904.36 = 141,252.18 : x - Step 2: Convert to fraction form
230,186.53/344,904.36 = 141,252.18/x - Step 3: Cross multiply
230,186.53x = 344,904.36 × 141,252.18 - Step 4: Simplify right side
230,186.53x = 48,718,492,741.50 - Step 5: Solve for x
x = 48,718,492,741.50/230,186.53 - Step 6: Final answer
x = 211,647.89
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1.5x scale
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.