Finding the Fourth Proportional to 67,652.79, 101,477.09 and 32,139.67
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Solution
The fourth proportional to 67,652.79, 101,477.09 and 32,139.67 is: 48,208.50
Step by Step Solution
- Step 1: Write the proportion equation
67,652.79 : 101,477.09 = 32,139.67 : x - Step 2: Convert to fraction form
67,652.79/101,477.09 = 32,139.67/x - Step 3: Cross multiply
67,652.79x = 101,477.09 × 32,139.67 - Step 4: Simplify right side
67,652.79x = 3,261,439,517.08 - Step 5: Solve for x
x = 3,261,439,517.08/67,652.79 - Step 6: Final answer
x = 48,208.50
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.