Finding the Fourth Proportional to 97,575.81, 145,539.26 and 94,622.55
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Solution
The fourth proportional to 97,575.81, 145,539.26 and 94,622.55 is: 141,134.32
Step by Step Solution
- Step 1: Write the proportion equation
97,575.81 : 145,539.26 = 94,622.55 : x - Step 2: Convert to fraction form
97,575.81/145,539.26 = 94,622.55/x - Step 3: Cross multiply
97,575.81x = 145,539.26 × 94,622.55 - Step 4: Simplify right side
97,575.81x = 13,771,295,906.31 - Step 5: Solve for x
x = 13,771,295,906.31/97,575.81 - Step 6: Final answer
x = 141,134.32
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.