Finding the Fourth Proportional to 236,967.24, 355,472.64 and 68,485.44
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Solution
The fourth proportional to 236,967.24, 355,472.64 and 68,485.44 is: 102,734.45
Step by Step Solution
- Step 1: Write the proportion equation
236,967.24 : 355,472.64 = 68,485.44 : x - Step 2: Convert to fraction form
236,967.24/355,472.64 = 68,485.44/x - Step 3: Cross multiply
236,967.24x = 355,472.64 × 68,485.44 - Step 4: Simplify right side
236,967.24x = 24,344,700,158.36 - Step 5: Solve for x
x = 24,344,700,158.36/236,967.24 - Step 6: Final answer
x = 102,734.45
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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.