Finding the Fourth Proportional to 94,481.84, 130,380.02 and 58,671.08
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Solution
The fourth proportional to 94,481.84, 130,380.02 and 58,671.08 is: 80,963.03
Step by Step Solution
- Step 1: Write the proportion equation
94,481.84 : 130,380.02 = 58,671.08 : x - Step 2: Convert to fraction form
94,481.84/130,380.02 = 58,671.08/x - Step 3: Cross multiply
94,481.84x = 130,380.02 × 58,671.08 - Step 4: Simplify right side
94,481.84x = 7,649,536,290.47 - Step 5: Solve for x
x = 7,649,536,290.47/94,481.84 - Step 6: Final answer
x = 80,963.03
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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.