Finding the Fourth Proportional to 94,305.92, 130,143.12 and 51,864.80
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Solution
The fourth proportional to 94,305.92, 130,143.12 and 51,864.80 is: 71,573.95
Step by Step Solution
- Step 1: Write the proportion equation
94,305.92 : 130,143.12 = 51,864.80 : x - Step 2: Convert to fraction form
94,305.92/130,143.12 = 51,864.80/x - Step 3: Cross multiply
94,305.92x = 130,143.12 × 51,864.80 - Step 4: Simplify right side
94,305.92x = 6,749,846,890.18 - Step 5: Solve for x
x = 6,749,846,890.18/94,305.92 - Step 6: Final answer
x = 71,573.95
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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.