Finding the Fourth Proportional to 94,278.48, 130,132.42 and 62,037.96
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Solution
The fourth proportional to 94,278.48, 130,132.42 and 62,037.96 is: 85,630.88
Step by Step Solution
- Step 1: Write the proportion equation
94,278.48 : 130,132.42 = 62,037.96 : x - Step 2: Convert to fraction form
94,278.48/130,132.42 = 62,037.96/x - Step 3: Cross multiply
94,278.48x = 130,132.42 × 62,037.96 - Step 4: Simplify right side
94,278.48x = 8,073,149,664.03 - Step 5: Solve for x
x = 8,073,149,664.03/94,278.48 - Step 6: Final answer
x = 85,630.88
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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.