Finding the Fourth Proportional to 230,292.48, 345,290.34 and 97,137.12
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Solution
The fourth proportional to 230,292.48, 345,290.34 and 97,137.12 is: 145,643.09
Step by Step Solution
- Step 1: Write the proportion equation
230,292.48 : 345,290.34 = 97,137.12 : x - Step 2: Convert to fraction form
230,292.48/345,290.34 = 97,137.12/x - Step 3: Cross multiply
230,292.48x = 345,290.34 × 97,137.12 - Step 4: Simplify right side
230,292.48x = 33,540,509,191.42 - Step 5: Solve for x
x = 33,540,509,191.42/230,292.48 - Step 6: Final answer
x = 145,643.09
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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.