Finding the Fourth Proportional to 192,671.08, 265,896.42 and 107,783.08
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Solution
The fourth proportional to 192,671.08, 265,896.42 and 107,783.08 is: 148,746.43
Step by Step Solution
- Step 1: Write the proportion equation
192,671.08 : 265,896.42 = 107,783.08 : x - Step 2: Convert to fraction form
192,671.08/265,896.42 = 107,783.08/x - Step 3: Cross multiply
192,671.08x = 265,896.42 × 107,783.08 - Step 4: Simplify right side
192,671.08x = 28,659,135,108.57 - Step 5: Solve for x
x = 28,659,135,108.57/192,671.08 - Step 6: Final answer
x = 148,746.43
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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.