Finding the Fourth Proportional to 247,337.68, 341,604.12 and 166,623.88
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Solution
The fourth proportional to 247,337.68, 341,604.12 and 166,623.88 is: 230,128.32
Step by Step Solution
- Step 1: Write the proportion equation
247,337.68 : 341,604.12 = 166,623.88 : x - Step 2: Convert to fraction form
247,337.68/341,604.12 = 166,623.88/x - Step 3: Cross multiply
247,337.68x = 341,604.12 × 166,623.88 - Step 4: Simplify right side
247,337.68x = 56,919,403,898.39 - Step 5: Solve for x
x = 56,919,403,898.39/247,337.68 - Step 6: Final answer
x = 230,128.32
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1.5x scale
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.