Finding the Fourth Proportional to 252,560.40, 348,522.36 and 137,836.08
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Solution
The fourth proportional to 252,560.40, 348,522.36 and 137,836.08 is: 190,207.79
Step by Step Solution
- Step 1: Write the proportion equation
252,560.40 : 348,522.36 = 137,836.08 : x - Step 2: Convert to fraction form
252,560.40/348,522.36 = 137,836.08/x - Step 3: Cross multiply
252,560.40x = 348,522.36 × 137,836.08 - Step 4: Simplify right side
252,560.40x = 48,038,955,894.75 - Step 5: Solve for x
x = 48,038,955,894.75/252,560.40 - Step 6: Final answer
x = 190,207.79
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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.