Finding the Fourth Proportional to 156,580.88, 216,241.80 and 146,549.84
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Solution
The fourth proportional to 156,580.88, 216,241.80 and 146,549.84 is: 202,388.70
Step by Step Solution
- Step 1: Write the proportion equation
156,580.88 : 216,241.80 = 146,549.84 : x - Step 2: Convert to fraction form
156,580.88/216,241.80 = 146,549.84/x - Step 3: Cross multiply
156,580.88x = 216,241.80 × 146,549.84 - Step 4: Simplify right side
156,580.88x = 31,690,201,191.31 - Step 5: Solve for x
x = 31,690,201,191.31/156,580.88 - Step 6: Final answer
x = 202,388.70
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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.