Finding the Fourth Proportional to 67,637.24, 101,473.16 and 39,580.92
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Solution
The fourth proportional to 67,637.24, 101,473.16 and 39,580.92 is: 59,381.50
Step by Step Solution
- Step 1: Write the proportion equation
67,637.24 : 101,473.16 = 39,580.92 : x - Step 2: Convert to fraction form
67,637.24/101,473.16 = 39,580.92/x - Step 3: Cross multiply
67,637.24x = 101,473.16 × 39,580.92 - Step 4: Simplify right side
67,637.24x = 4,016,401,028.11 - Step 5: Solve for x
x = 4,016,401,028.11/67,637.24 - Step 6: Final answer
x = 59,381.50
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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.