Finding the Fourth Proportional to 111,259.84, 167,239.68 and 96,650.68
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Solution
The fourth proportional to 111,259.84, 167,239.68 and 96,650.68 is: 145,279.99
Step by Step Solution
- Step 1: Write the proportion equation
111,259.84 : 167,239.68 = 96,650.68 : x - Step 2: Convert to fraction form
111,259.84/167,239.68 = 96,650.68/x - Step 3: Cross multiply
111,259.84x = 167,239.68 × 96,650.68 - Step 4: Simplify right side
111,259.84x = 16,163,828,794.98 - Step 5: Solve for x
x = 16,163,828,794.98/111,259.84 - Step 6: Final answer
x = 145,279.99
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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.