Finding the Fourth Proportional to 122,986.08, 184,479.84 and 37,597.68
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Solution
The fourth proportional to 122,986.08, 184,479.84 and 37,597.68 is: 56,396.74
Step by Step Solution
- Step 1: Write the proportion equation
122,986.08 : 184,479.84 = 37,597.68 : x - Step 2: Convert to fraction form
122,986.08/184,479.84 = 37,597.68/x - Step 3: Cross multiply
122,986.08x = 184,479.84 × 37,597.68 - Step 4: Simplify right side
122,986.08x = 6,936,013,990.77 - Step 5: Solve for x
x = 6,936,013,990.77/122,986.08 - Step 6: Final answer
x = 56,396.74
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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.