Finding the Fourth Proportional to 97,627.08, 134,720.10 and 55,183.08
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Solution
The fourth proportional to 97,627.08, 134,720.10 and 55,183.08 is: 76,149.67
Step by Step Solution
- Step 1: Write the proportion equation
97,627.08 : 134,720.10 = 55,183.08 : x - Step 2: Convert to fraction form
97,627.08/134,720.10 = 55,183.08/x - Step 3: Cross multiply
97,627.08x = 134,720.10 × 55,183.08 - Step 4: Simplify right side
97,627.08x = 7,434,270,055.91 - Step 5: Solve for x
x = 7,434,270,055.91/97,627.08 - Step 6: Final answer
x = 76,149.67
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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.