Finding the Fourth Proportional to 83,865.08, 125,811.66 and 41,747.42
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Solution
The fourth proportional to 83,865.08, 125,811.66 and 41,747.42 is: 62,628.12
Step by Step Solution
- Step 1: Write the proportion equation
83,865.08 : 125,811.66 = 41,747.42 : x - Step 2: Convert to fraction form
83,865.08/125,811.66 = 41,747.42/x - Step 3: Cross multiply
83,865.08x = 125,811.66 × 41,747.42 - Step 4: Simplify right side
83,865.08x = 5,252,312,210.92 - Step 5: Solve for x
x = 5,252,312,210.92/83,865.08 - Step 6: Final answer
x = 62,628.12
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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.