Finding the Fourth Proportional to 232,291.20, 347,555.64 and 137,572.08
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Solution
The fourth proportional to 232,291.20, 347,555.64 and 137,572.08 is: 205,836.26
Step by Step Solution
- Step 1: Write the proportion equation
232,291.20 : 347,555.64 = 137,572.08 : x - Step 2: Convert to fraction form
232,291.20/347,555.64 = 137,572.08/x - Step 3: Cross multiply
232,291.20x = 347,555.64 × 137,572.08 - Step 4: Simplify right side
232,291.20x = 47,813,952,310.53 - Step 5: Solve for x
x = 47,813,952,310.53/232,291.20 - Step 6: Final answer
x = 205,836.26
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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.