Finding the Fourth Proportional to 240,689.12, 332,153.62 and 133,261.08
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Solution
The fourth proportional to 240,689.12, 332,153.62 and 133,261.08 is: 183,901.75
Step by Step Solution
- Step 1: Write the proportion equation
240,689.12 : 332,153.62 = 133,261.08 : x - Step 2: Convert to fraction form
240,689.12/332,153.62 = 133,261.08/x - Step 3: Cross multiply
240,689.12x = 332,153.62 × 133,261.08 - Step 4: Simplify right side
240,689.12x = 44,263,150,127.11 - Step 5: Solve for x
x = 44,263,150,127.11/240,689.12 - Step 6: Final answer
x = 183,901.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.