Finding the Fourth Proportional to 94,280.48, 130,135.18 and 62,039.96
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Solution
The fourth proportional to 94,280.48, 130,135.18 and 62,039.96 is: 85,633.65
Step by Step Solution
- Step 1: Write the proportion equation
94,280.48 : 130,135.18 = 62,039.96 : x - Step 2: Convert to fraction form
94,280.48/130,135.18 = 62,039.96/x - Step 3: Cross multiply
94,280.48x = 130,135.18 × 62,039.96 - Step 4: Simplify right side
94,280.48x = 8,073,581,361.79 - Step 5: Solve for x
x = 8,073,581,361.79/94,280.48 - Step 6: Final answer
x = 85,633.65
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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.