Finding the Fourth Proportional to 83,693.08, 125,546.44 and 39,295.61
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Solution
The fourth proportional to 83,693.08, 125,546.44 and 39,295.61 is: 58,946.62
Step by Step Solution
- Step 1: Write the proportion equation
83,693.08 : 125,546.44 = 39,295.61 : x - Step 2: Convert to fraction form
83,693.08/125,546.44 = 39,295.61/x - Step 3: Cross multiply
83,693.08x = 125,546.44 × 39,295.61 - Step 4: Simplify right side
83,693.08x = 4,933,423,992.25 - Step 5: Solve for x
x = 4,933,423,992.25/83,693.08 - Step 6: Final answer
x = 58,946.62
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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.