Finding the Fourth Proportional to 230,367.42, 345,598.08 and 130,572.18
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Solution
The fourth proportional to 230,367.42, 345,598.08 and 130,572.18 is: 195,884.88
Step by Step Solution
- Step 1: Write the proportion equation
230,367.42 : 345,598.08 = 130,572.18 : x - Step 2: Convert to fraction form
230,367.42/345,598.08 = 130,572.18/x - Step 3: Cross multiply
230,367.42x = 345,598.08 × 130,572.18 - Step 4: Simplify right side
230,367.42x = 45,125,494,709.41 - Step 5: Solve for x
x = 45,125,494,709.41/230,367.42 - Step 6: Final answer
x = 195,884.88
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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.