Finding the Fourth Proportional to 88,568,188.67, 122,224,152.79 and 49,409,965.55
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Solution
The fourth proportional to 88,568,188.67, 122,224,152.79 and 49,409,965.55 is: 68,185,781.71
Step by Step Solution
- Step 1: Write the proportion equation
88,568,188.67 : 122,224,152.79 = 49,409,965.55 : x - Step 2: Convert to fraction form
88,568,188.67/122,224,152.79 = 49,409,965.55/x - Step 3: Cross multiply
88,568,188.67x = 122,224,152.79 × 49,409,965.55 - Step 4: Simplify right side
88,568,188.67x = 6,039,091,179,099,160 - Step 5: Solve for x
x = 6,039,091,179,099,160/88,568,188.67 - Step 6: Final answer
x = 68,185,781.71
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.